Home / 9,124.12-12,591.25-4,932.37

Finding the Fourth Proportional to 9,124.12, 12,591.25 and 4,932.37

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Solution

The fourth proportional to 9,124.12, 12,591.25 and 4,932.37 is: 6,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.12 : 12,591.25 = 4,932.37 : x
  2. Step 2: Convert to fraction form
    9,124.12/12,591.25 = 4,932.37/x
  3. Step 3: Cross multiply
    9,124.12x = 12,591.25 × 4,932.37
  4. Step 4: Simplify right side
    9,124.12x = 62,104,734.92
  5. Step 5: Solve for x
    x = 62,104,734.92/9,124.12
  6. Step 6: Final answer
    x = 6,806.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.