Home / 8,904.75-13,357.31-2,748.75

Finding the Fourth Proportional to 8,904.75, 13,357.31 and 2,748.75

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Solution

The fourth proportional to 8,904.75, 13,357.31 and 2,748.75 is: 4,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.75 : 13,357.31 = 2,748.75 : x
  2. Step 2: Convert to fraction form
    8,904.75/13,357.31 = 2,748.75/x
  3. Step 3: Cross multiply
    8,904.75x = 13,357.31 × 2,748.75
  4. Step 4: Simplify right side
    8,904.75x = 36,715,892.12
  5. Step 5: Solve for x
    x = 36,715,892.12/8,904.75
  6. Step 6: Final answer
    x = 4,123.18

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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.