Home / 4,726.17-7,089.57-1,439.30

Finding the Fourth Proportional to 4,726.17, 7,089.57 and 1,439.30

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Solution

The fourth proportional to 4,726.17, 7,089.57 and 1,439.30 is: 2,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.17 : 7,089.57 = 1,439.30 : x
  2. Step 2: Convert to fraction form
    4,726.17/7,089.57 = 1,439.30/x
  3. Step 3: Cross multiply
    4,726.17x = 7,089.57 × 1,439.30
  4. Step 4: Simplify right side
    4,726.17x = 10,204,035.82
  5. Step 5: Solve for x
    x = 10,204,035.82/4,726.17
  6. Step 6: Final answer
    x = 2,159.05

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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.