Home / 1,053.35-1,579.61-532.31

Finding the Fourth Proportional to 1,053.35, 1,579.61 and 532.31

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Solution

The fourth proportional to 1,053.35, 1,579.61 and 532.31 is: 798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.35 : 1,579.61 = 532.31 : x
  2. Step 2: Convert to fraction form
    1,053.35/1,579.61 = 532.31/x
  3. Step 3: Cross multiply
    1,053.35x = 1,579.61 × 532.31
  4. Step 4: Simplify right side
    1,053.35x = 840,847.48
  5. Step 5: Solve for x
    x = 840,847.48/1,053.35
  6. Step 6: Final answer
    x = 798.26

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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.