Home / 8,864.17-13,297.07-4,478.83

Finding the Fourth Proportional to 8,864.17, 13,297.07 and 4,478.83

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Solution

The fourth proportional to 8,864.17, 13,297.07 and 4,478.83 is: 6,718.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.17 : 13,297.07 = 4,478.83 : x
  2. Step 2: Convert to fraction form
    8,864.17/13,297.07 = 4,478.83/x
  3. Step 3: Cross multiply
    8,864.17x = 13,297.07 × 4,478.83
  4. Step 4: Simplify right side
    8,864.17x = 59,555,316.03
  5. Step 5: Solve for x
    x = 59,555,316.03/8,864.17
  6. Step 6: Final answer
    x = 6,718.66

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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.