Home / 8,904.30-12,288.14-4,925.70

Finding the Fourth Proportional to 8,904.30, 12,288.14 and 4,925.70

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Solution

The fourth proportional to 8,904.30, 12,288.14 and 4,925.70 is: 6,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.30 : 12,288.14 = 4,925.70 : x
  2. Step 2: Convert to fraction form
    8,904.30/12,288.14 = 4,925.70/x
  3. Step 3: Cross multiply
    8,904.30x = 12,288.14 × 4,925.70
  4. Step 4: Simplify right side
    8,904.30x = 60,527,666.57
  5. Step 5: Solve for x
    x = 60,527,666.57/8,904.30
  6. Step 6: Final answer
    x = 6,797.58

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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.