Home / 10,392.08-15,588.16-2,600.90

Finding the Fourth Proportional to 10,392.08, 15,588.16 and 2,600.90

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Solution

The fourth proportional to 10,392.08, 15,588.16 and 2,600.90 is: 3,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.08 : 15,588.16 = 2,600.90 : x
  2. Step 2: Convert to fraction form
    10,392.08/15,588.16 = 2,600.90/x
  3. Step 3: Cross multiply
    10,392.08x = 15,588.16 × 2,600.90
  4. Step 4: Simplify right side
    10,392.08x = 40,543,160.90
  5. Step 5: Solve for x
    x = 40,543,160.90/10,392.08
  6. Step 6: Final answer
    x = 3,901.35

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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.