Home / 1,762.29-2,432.18-1,006.26

Finding the Fourth Proportional to 1,762.29, 2,432.18 and 1,006.26

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Solution

The fourth proportional to 1,762.29, 2,432.18 and 1,006.26 is: 1,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.29 : 2,432.18 = 1,006.26 : x
  2. Step 2: Convert to fraction form
    1,762.29/2,432.18 = 1,006.26/x
  3. Step 3: Cross multiply
    1,762.29x = 2,432.18 × 1,006.26
  4. Step 4: Simplify right side
    1,762.29x = 2,447,400.42
  5. Step 5: Solve for x
    x = 2,447,400.42/1,762.29
  6. Step 6: Final answer
    x = 1,388.76

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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.