Home / 10,291.68-15,437.53-2,500.49

Finding the Fourth Proportional to 10,291.68, 15,437.53 and 2,500.49

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Solution

The fourth proportional to 10,291.68, 15,437.53 and 2,500.49 is: 3,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.68 : 15,437.53 = 2,500.49 : x
  2. Step 2: Convert to fraction form
    10,291.68/15,437.53 = 2,500.49/x
  3. Step 3: Cross multiply
    10,291.68x = 15,437.53 × 2,500.49
  4. Step 4: Simplify right side
    10,291.68x = 38,601,389.39
  5. Step 5: Solve for x
    x = 38,601,389.39/10,291.68
  6. Step 6: Final answer
    x = 3,750.74

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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.