Home / 8,885.62-13,315.72-6,527.13

Finding the Fourth Proportional to 8,885.62, 13,315.72 and 6,527.13

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Solution

The fourth proportional to 8,885.62, 13,315.72 and 6,527.13 is: 9,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.62 : 13,315.72 = 6,527.13 : x
  2. Step 2: Convert to fraction form
    8,885.62/13,315.72 = 6,527.13/x
  3. Step 3: Cross multiply
    8,885.62x = 13,315.72 × 6,527.13
  4. Step 4: Simplify right side
    8,885.62x = 86,913,435.48
  5. Step 5: Solve for x
    x = 86,913,435.48/8,885.62
  6. Step 6: Final answer
    x = 9,781.36

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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.