Home / 7,538.95-11,306.89-2,857.35

Finding the Fourth Proportional to 7,538.95, 11,306.89 and 2,857.35

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Solution

The fourth proportional to 7,538.95, 11,306.89 and 2,857.35 is: 4,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.95 : 11,306.89 = 2,857.35 : x
  2. Step 2: Convert to fraction form
    7,538.95/11,306.89 = 2,857.35/x
  3. Step 3: Cross multiply
    7,538.95x = 11,306.89 × 2,857.35
  4. Step 4: Simplify right side
    7,538.95x = 32,307,703.31
  5. Step 5: Solve for x
    x = 32,307,703.31/7,538.95
  6. Step 6: Final answer
    x = 4,285.44

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Similar ratio
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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.