Home / 10,097.73-15,147.21-4,254.81

Finding the Fourth Proportional to 10,097.73, 15,147.21 and 4,254.81

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Solution

The fourth proportional to 10,097.73, 15,147.21 and 4,254.81 is: 6,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.73 : 15,147.21 = 4,254.81 : x
  2. Step 2: Convert to fraction form
    10,097.73/15,147.21 = 4,254.81/x
  3. Step 3: Cross multiply
    10,097.73x = 15,147.21 × 4,254.81
  4. Step 4: Simplify right side
    10,097.73x = 64,448,500.58
  5. Step 5: Solve for x
    x = 64,448,500.58/10,097.73
  6. Step 6: Final answer
    x = 6,382.47

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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.