Home / 8,382.04-12,556.62-4,864.66

Finding the Fourth Proportional to 8,382.04, 12,556.62 and 4,864.66

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Solution

The fourth proportional to 8,382.04, 12,556.62 and 4,864.66 is: 7,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.04 : 12,556.62 = 4,864.66 : x
  2. Step 2: Convert to fraction form
    8,382.04/12,556.62 = 4,864.66/x
  3. Step 3: Cross multiply
    8,382.04x = 12,556.62 × 4,864.66
  4. Step 4: Simplify right side
    8,382.04x = 61,083,687.05
  5. Step 5: Solve for x
    x = 61,083,687.05/8,382.04
  6. Step 6: Final answer
    x = 7,287.45

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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.