Home / 7,294.30-10,925-5,112.76

Finding the Fourth Proportional to 7,294.30, 10,925 and 5,112.76

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Solution

The fourth proportional to 7,294.30, 10,925 and 5,112.76 is: 7,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.30 : 10,925 = 5,112.76 : x
  2. Step 2: Convert to fraction form
    7,294.30/10,925 = 5,112.76/x
  3. Step 3: Cross multiply
    7,294.30x = 10,925 × 5,112.76
  4. Step 4: Simplify right side
    7,294.30x = 55,856,903
  5. Step 5: Solve for x
    x = 55,856,903/7,294.30
  6. Step 6: Final answer
    x = 7,657.61

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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.