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Finding the Fourth Proportional to 8,966.08, 13,440.96 and 4,804.16

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Solution

The fourth proportional to 8,966.08, 13,440.96 and 4,804.16 is: 7,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.08 : 13,440.96 = 4,804.16 : x
  2. Step 2: Convert to fraction form
    8,966.08/13,440.96 = 4,804.16/x
  3. Step 3: Cross multiply
    8,966.08x = 13,440.96 × 4,804.16
  4. Step 4: Simplify right side
    8,966.08x = 64,572,522.39
  5. Step 5: Solve for x
    x = 64,572,522.39/8,966.08
  6. Step 6: Final answer
    x = 7,201.87

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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.