Home / 10,125.34-13,941.18-8,609.92

Finding the Fourth Proportional to 10,125.34, 13,941.18 and 8,609.92

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Solution

The fourth proportional to 10,125.34, 13,941.18 and 8,609.92 is: 11,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.34 : 13,941.18 = 8,609.92 : x
  2. Step 2: Convert to fraction form
    10,125.34/13,941.18 = 8,609.92/x
  3. Step 3: Cross multiply
    10,125.34x = 13,941.18 × 8,609.92
  4. Step 4: Simplify right side
    10,125.34x = 120,032,444.51
  5. Step 5: Solve for x
    x = 120,032,444.51/10,125.34
  6. Step 6: Final answer
    x = 11,854.66

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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.