Home / 4,288.32-6,432.84-1,366.68

Finding the Fourth Proportional to 4,288.32, 6,432.84 and 1,366.68

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Solution

The fourth proportional to 4,288.32, 6,432.84 and 1,366.68 is: 2,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.32 : 6,432.84 = 1,366.68 : x
  2. Step 2: Convert to fraction form
    4,288.32/6,432.84 = 1,366.68/x
  3. Step 3: Cross multiply
    4,288.32x = 6,432.84 × 1,366.68
  4. Step 4: Simplify right side
    4,288.32x = 8,791,633.77
  5. Step 5: Solve for x
    x = 8,791,633.77/4,288.32
  6. Step 6: Final answer
    x = 2,050.13

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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.