Home / 10,436.24-14,402.60-6,189.81

Finding the Fourth Proportional to 10,436.24, 14,402.60 and 6,189.81

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Solution

The fourth proportional to 10,436.24, 14,402.60 and 6,189.81 is: 8,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.24 : 14,402.60 = 6,189.81 : x
  2. Step 2: Convert to fraction form
    10,436.24/14,402.60 = 6,189.81/x
  3. Step 3: Cross multiply
    10,436.24x = 14,402.60 × 6,189.81
  4. Step 4: Simplify right side
    10,436.24x = 89,149,403.78
  5. Step 5: Solve for x
    x = 89,149,403.78/10,436.24
  6. Step 6: Final answer
    x = 8,542.29

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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.