Home / 4,154.64-6,232.28-1,689.52

Finding the Fourth Proportional to 4,154.64, 6,232.28 and 1,689.52

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Solution

The fourth proportional to 4,154.64, 6,232.28 and 1,689.52 is: 2,534.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.64 : 6,232.28 = 1,689.52 : x
  2. Step 2: Convert to fraction form
    4,154.64/6,232.28 = 1,689.52/x
  3. Step 3: Cross multiply
    4,154.64x = 6,232.28 × 1,689.52
  4. Step 4: Simplify right side
    4,154.64x = 10,529,561.71
  5. Step 5: Solve for x
    x = 10,529,561.71/4,154.64
  6. Step 6: Final answer
    x = 2,534.41

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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.