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Finding the Fourth Proportional to 8,877.84, 13,316.16 and 3,034.32

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Solution

The fourth proportional to 8,877.84, 13,316.16 and 3,034.32 is: 4,551.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.84 : 13,316.16 = 3,034.32 : x
  2. Step 2: Convert to fraction form
    8,877.84/13,316.16 = 3,034.32/x
  3. Step 3: Cross multiply
    8,877.84x = 13,316.16 × 3,034.32
  4. Step 4: Simplify right side
    8,877.84x = 40,405,490.61
  5. Step 5: Solve for x
    x = 40,405,490.61/8,877.84
  6. Step 6: Final answer
    x = 4,551.27

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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.