Home / 8,947.04-13,416.80-3,397.32

Finding the Fourth Proportional to 8,947.04, 13,416.80 and 3,397.32

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Solution

The fourth proportional to 8,947.04, 13,416.80 and 3,397.32 is: 5,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.04 : 13,416.80 = 3,397.32 : x
  2. Step 2: Convert to fraction form
    8,947.04/13,416.80 = 3,397.32/x
  3. Step 3: Cross multiply
    8,947.04x = 13,416.80 × 3,397.32
  4. Step 4: Simplify right side
    8,947.04x = 45,581,162.98
  5. Step 5: Solve for x
    x = 45,581,162.98/8,947.04
  6. Step 6: Final answer
    x = 5,094.55

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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.