Home / 8,925.60-13,370.16-4,231.38

Finding the Fourth Proportional to 8,925.60, 13,370.16 and 4,231.38

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Solution

The fourth proportional to 8,925.60, 13,370.16 and 4,231.38 is: 6,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.60 : 13,370.16 = 4,231.38 : x
  2. Step 2: Convert to fraction form
    8,925.60/13,370.16 = 4,231.38/x
  3. Step 3: Cross multiply
    8,925.60x = 13,370.16 × 4,231.38
  4. Step 4: Simplify right side
    8,925.60x = 56,574,227.62
  5. Step 5: Solve for x
    x = 56,574,227.62/8,925.60
  6. Step 6: Final answer
    x = 6,338.42

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1.5x scale

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.