Home / 9,281.40-13,925.30-4,086.52

Finding the Fourth Proportional to 9,281.40, 13,925.30 and 4,086.52

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Solution

The fourth proportional to 9,281.40, 13,925.30 and 4,086.52 is: 6,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.40 : 13,925.30 = 4,086.52 : x
  2. Step 2: Convert to fraction form
    9,281.40/13,925.30 = 4,086.52/x
  3. Step 3: Cross multiply
    9,281.40x = 13,925.30 × 4,086.52
  4. Step 4: Simplify right side
    9,281.40x = 56,906,016.96
  5. Step 5: Solve for x
    x = 56,906,016.96/9,281.40
  6. Step 6: Final answer
    x = 6,131.19

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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.