Home / 8,220.03-11,343.77-4,683.17

Finding the Fourth Proportional to 8,220.03, 11,343.77 and 4,683.17

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Solution

The fourth proportional to 8,220.03, 11,343.77 and 4,683.17 is: 6,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220.03 : 11,343.77 = 4,683.17 : x
  2. Step 2: Convert to fraction form
    8,220.03/11,343.77 = 4,683.17/x
  3. Step 3: Cross multiply
    8,220.03x = 11,343.77 × 4,683.17
  4. Step 4: Simplify right side
    8,220.03x = 53,124,803.35
  5. Step 5: Solve for x
    x = 53,124,803.35/8,220.03
  6. Step 6: Final answer
    x = 6,462.85

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Half scale
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Double scale
Find fourth proportional to 8,221.03, 11,345.15 and 4,684.17
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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.