Home / 10,436.55-14,403.03-6,190.13

Finding the Fourth Proportional to 10,436.55, 14,403.03 and 6,190.13

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Solution

The fourth proportional to 10,436.55, 14,403.03 and 6,190.13 is: 8,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.55 : 14,403.03 = 6,190.13 : x
  2. Step 2: Convert to fraction form
    10,436.55/14,403.03 = 6,190.13/x
  3. Step 3: Cross multiply
    10,436.55x = 14,403.03 × 6,190.13
  4. Step 4: Simplify right side
    10,436.55x = 89,156,592.09
  5. Step 5: Solve for x
    x = 89,156,592.09/10,436.55
  6. Step 6: Final answer
    x = 8,542.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.