Home / 1,531.00-2,296.50-556.88

Finding the Fourth Proportional to 1,531.00, 2,296.50 and 556.88

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Solution

The fourth proportional to 1,531.00, 2,296.50 and 556.88 is: 835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.00 : 2,296.50 = 556.88 : x
  2. Step 2: Convert to fraction form
    1,531.00/2,296.50 = 556.88/x
  3. Step 3: Cross multiply
    1,531.00x = 2,296.50 × 556.88
  4. Step 4: Simplify right side
    1,531.00x = 1,278,864.48
  5. Step 5: Solve for x
    x = 1,278,864.48/1,531.00
  6. Step 6: Final answer
    x = 835.31

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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.