Home / 10,851.04-16,276.56-5,299.68

Finding the Fourth Proportional to 10,851.04, 16,276.56 and 5,299.68

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Solution

The fourth proportional to 10,851.04, 16,276.56 and 5,299.68 is: 7,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.04 : 16,276.56 = 5,299.68 : x
  2. Step 2: Convert to fraction form
    10,851.04/16,276.56 = 5,299.68/x
  3. Step 3: Cross multiply
    10,851.04x = 16,276.56 × 5,299.68
  4. Step 4: Simplify right side
    10,851.04x = 86,260,559.50
  5. Step 5: Solve for x
    x = 86,260,559.50/10,851.04
  6. Step 6: Final answer
    x = 7,949.52

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.