Home / 1,554.59-2,332.80-581.38

Finding the Fourth Proportional to 1,554.59, 2,332.80 and 581.38

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Solution

The fourth proportional to 1,554.59, 2,332.80 and 581.38 is: 872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.59 : 2,332.80 = 581.38 : x
  2. Step 2: Convert to fraction form
    1,554.59/2,332.80 = 581.38/x
  3. Step 3: Cross multiply
    1,554.59x = 2,332.80 × 581.38
  4. Step 4: Simplify right side
    1,554.59x = 1,356,237.43
  5. Step 5: Solve for x
    x = 1,356,237.43/1,554.59
  6. Step 6: Final answer
    x = 872.41

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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.