Home / 1,296.10-1,943.52-565.39

Finding the Fourth Proportional to 1,296.10, 1,943.52 and 565.39

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Solution

The fourth proportional to 1,296.10, 1,943.52 and 565.39 is: 847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.10 : 1,943.52 = 565.39 : x
  2. Step 2: Convert to fraction form
    1,296.10/1,943.52 = 565.39/x
  3. Step 3: Cross multiply
    1,296.10x = 1,943.52 × 565.39
  4. Step 4: Simplify right side
    1,296.10x = 1,098,846.77
  5. Step 5: Solve for x
    x = 1,098,846.77/1,296.10
  6. Step 6: Final answer
    x = 847.81

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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.