Home / 8,707.04-13,051.62-3,439.92

Finding the Fourth Proportional to 8,707.04, 13,051.62 and 3,439.92

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Solution

The fourth proportional to 8,707.04, 13,051.62 and 3,439.92 is: 5,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.04 : 13,051.62 = 3,439.92 : x
  2. Step 2: Convert to fraction form
    8,707.04/13,051.62 = 3,439.92/x
  3. Step 3: Cross multiply
    8,707.04x = 13,051.62 × 3,439.92
  4. Step 4: Simplify right side
    8,707.04x = 44,896,463.41
  5. Step 5: Solve for x
    x = 44,896,463.41/8,707.04
  6. Step 6: Final answer
    x = 5,156.34

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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.