Home / 8,400.65-11,592.22-4,864.09

Finding the Fourth Proportional to 8,400.65, 11,592.22 and 4,864.09

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Solution

The fourth proportional to 8,400.65, 11,592.22 and 4,864.09 is: 6,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.65 : 11,592.22 = 4,864.09 : x
  2. Step 2: Convert to fraction form
    8,400.65/11,592.22 = 4,864.09/x
  3. Step 3: Cross multiply
    8,400.65x = 11,592.22 × 4,864.09
  4. Step 4: Simplify right side
    8,400.65x = 56,385,519.10
  5. Step 5: Solve for x
    x = 56,385,519.10/8,400.65
  6. Step 6: Final answer
    x = 6,712.04

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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.