Home / 9,636.48-13,298.24-5,220.48

Finding the Fourth Proportional to 9,636.48, 13,298.24 and 5,220.48

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Solution

The fourth proportional to 9,636.48, 13,298.24 and 5,220.48 is: 7,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636.48 : 13,298.24 = 5,220.48 : x
  2. Step 2: Convert to fraction form
    9,636.48/13,298.24 = 5,220.48/x
  3. Step 3: Cross multiply
    9,636.48x = 13,298.24 × 5,220.48
  4. Step 4: Simplify right side
    9,636.48x = 69,423,195.96
  5. Step 5: Solve for x
    x = 69,423,195.96/9,636.48
  6. Step 6: Final answer
    x = 7,204.21

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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.