Home / 1,876.28-2,589.19-1,036.93

Finding the Fourth Proportional to 1,876.28, 2,589.19 and 1,036.93

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Solution

The fourth proportional to 1,876.28, 2,589.19 and 1,036.93 is: 1,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.28 : 2,589.19 = 1,036.93 : x
  2. Step 2: Convert to fraction form
    1,876.28/2,589.19 = 1,036.93/x
  3. Step 3: Cross multiply
    1,876.28x = 2,589.19 × 1,036.93
  4. Step 4: Simplify right side
    1,876.28x = 2,684,803.61
  5. Step 5: Solve for x
    x = 2,684,803.61/1,876.28
  6. Step 6: Final answer
    x = 1,430.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.