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Finding the Fourth Proportional to 8,444.76, 12,661.14 and 2,598.12

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Solution

The fourth proportional to 8,444.76, 12,661.14 and 2,598.12 is: 3,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.76 : 12,661.14 = 2,598.12 : x
  2. Step 2: Convert to fraction form
    8,444.76/12,661.14 = 2,598.12/x
  3. Step 3: Cross multiply
    8,444.76x = 12,661.14 × 2,598.12
  4. Step 4: Simplify right side
    8,444.76x = 32,895,161.06
  5. Step 5: Solve for x
    x = 32,895,161.06/8,444.76
  6. Step 6: Final answer
    x = 3,895.33

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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.