Home / 8,882.55-12,257.87-5,345.01

Finding the Fourth Proportional to 8,882.55, 12,257.87 and 5,345.01

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Solution

The fourth proportional to 8,882.55, 12,257.87 and 5,345.01 is: 7,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.55 : 12,257.87 = 5,345.01 : x
  2. Step 2: Convert to fraction form
    8,882.55/12,257.87 = 5,345.01/x
  3. Step 3: Cross multiply
    8,882.55x = 12,257.87 × 5,345.01
  4. Step 4: Simplify right side
    8,882.55x = 65,518,411.00
  5. Step 5: Solve for x
    x = 65,518,411.00/8,882.55
  6. Step 6: Final answer
    x = 7,376.08

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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.