Home / 4,726.68-7,089.94-1,439.97

Finding the Fourth Proportional to 4,726.68, 7,089.94 and 1,439.97

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Solution

The fourth proportional to 4,726.68, 7,089.94 and 1,439.97 is: 2,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.68 : 7,089.94 = 1,439.97 : x
  2. Step 2: Convert to fraction form
    4,726.68/7,089.94 = 1,439.97/x
  3. Step 3: Cross multiply
    4,726.68x = 7,089.94 × 1,439.97
  4. Step 4: Simplify right side
    4,726.68x = 10,209,300.90
  5. Step 5: Solve for x
    x = 10,209,300.90/4,726.68
  6. Step 6: Final answer
    x = 2,159.93

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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.