Home / 1,689.37-2,331.27-1,060.24

Finding the Fourth Proportional to 1,689.37, 2,331.27 and 1,060.24

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Solution

The fourth proportional to 1,689.37, 2,331.27 and 1,060.24 is: 1,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689.37 : 2,331.27 = 1,060.24 : x
  2. Step 2: Convert to fraction form
    1,689.37/2,331.27 = 1,060.24/x
  3. Step 3: Cross multiply
    1,689.37x = 2,331.27 × 1,060.24
  4. Step 4: Simplify right side
    1,689.37x = 2,471,688.75
  5. Step 5: Solve for x
    x = 2,471,688.75/1,689.37
  6. Step 6: Final answer
    x = 1,463.08

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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.