Home / 10,425.01-14,385.22-8,305.93

Finding the Fourth Proportional to 10,425.01, 14,385.22 and 8,305.93

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Solution

The fourth proportional to 10,425.01, 14,385.22 and 8,305.93 is: 11,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.01 : 14,385.22 = 8,305.93 : x
  2. Step 2: Convert to fraction form
    10,425.01/14,385.22 = 8,305.93/x
  3. Step 3: Cross multiply
    10,425.01x = 14,385.22 × 8,305.93
  4. Step 4: Simplify right side
    10,425.01x = 119,482,630.35
  5. Step 5: Solve for x
    x = 119,482,630.35/10,425.01
  6. Step 6: Final answer
    x = 11,461.15

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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.