Home / 11,220.04-15,483.30-6,683.08

Finding the Fourth Proportional to 11,220.04, 15,483.30 and 6,683.08

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Solution

The fourth proportional to 11,220.04, 15,483.30 and 6,683.08 is: 9,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.04 : 15,483.30 = 6,683.08 : x
  2. Step 2: Convert to fraction form
    11,220.04/15,483.30 = 6,683.08/x
  3. Step 3: Cross multiply
    11,220.04x = 15,483.30 × 6,683.08
  4. Step 4: Simplify right side
    11,220.04x = 103,476,132.56
  5. Step 5: Solve for x
    x = 103,476,132.56/11,220.04
  6. Step 6: Final answer
    x = 9,222.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.