Home / 10,293.14-15,439.70-2,501.90

Finding the Fourth Proportional to 10,293.14, 15,439.70 and 2,501.90

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Solution

The fourth proportional to 10,293.14, 15,439.70 and 2,501.90 is: 3,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.14 : 15,439.70 = 2,501.90 : x
  2. Step 2: Convert to fraction form
    10,293.14/15,439.70 = 2,501.90/x
  3. Step 3: Cross multiply
    10,293.14x = 15,439.70 × 2,501.90
  4. Step 4: Simplify right side
    10,293.14x = 38,628,585.43
  5. Step 5: Solve for x
    x = 38,628,585.43/10,293.14
  6. Step 6: Final answer
    x = 3,752.85

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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.