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Finding the Fourth Proportional to 8,891.49, 13,332.60 and 4,444.32

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Solution

The fourth proportional to 8,891.49, 13,332.60 and 4,444.32 is: 6,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.49 : 13,332.60 = 4,444.32 : x
  2. Step 2: Convert to fraction form
    8,891.49/13,332.60 = 4,444.32/x
  3. Step 3: Cross multiply
    8,891.49x = 13,332.60 × 4,444.32
  4. Step 4: Simplify right side
    8,891.49x = 59,254,340.83
  5. Step 5: Solve for x
    x = 59,254,340.83/8,891.49
  6. Step 6: Final answer
    x = 6,664.16

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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.