Home / 8,225.46-11,350.50-4,688.58

Finding the Fourth Proportional to 8,225.46, 11,350.50 and 4,688.58

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Solution

The fourth proportional to 8,225.46, 11,350.50 and 4,688.58 is: 6,469.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.46 : 11,350.50 = 4,688.58 : x
  2. Step 2: Convert to fraction form
    8,225.46/11,350.50 = 4,688.58/x
  3. Step 3: Cross multiply
    8,225.46x = 11,350.50 × 4,688.58
  4. Step 4: Simplify right side
    8,225.46x = 53,217,727.29
  5. Step 5: Solve for x
    x = 53,217,727.29/8,225.46
  6. Step 6: Final answer
    x = 6,469.88

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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.