Home / 1,726.32-2,589.32-572.08

Finding the Fourth Proportional to 1,726.32, 2,589.32 and 572.08

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Solution

The fourth proportional to 1,726.32, 2,589.32 and 572.08 is: 858.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.32 : 2,589.32 = 572.08 : x
  2. Step 2: Convert to fraction form
    1,726.32/2,589.32 = 572.08/x
  3. Step 3: Cross multiply
    1,726.32x = 2,589.32 × 572.08
  4. Step 4: Simplify right side
    1,726.32x = 1,481,298.19
  5. Step 5: Solve for x
    x = 1,481,298.19/1,726.32
  6. Step 6: Final answer
    x = 858.07

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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.