Home / 11,432.76-17,148.48-4,411.40

Finding the Fourth Proportional to 11,432.76, 17,148.48 and 4,411.40

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Solution

The fourth proportional to 11,432.76, 17,148.48 and 4,411.40 is: 6,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432.76 : 17,148.48 = 4,411.40 : x
  2. Step 2: Convert to fraction form
    11,432.76/17,148.48 = 4,411.40/x
  3. Step 3: Cross multiply
    11,432.76x = 17,148.48 × 4,411.40
  4. Step 4: Simplify right side
    11,432.76x = 75,648,804.67
  5. Step 5: Solve for x
    x = 75,648,804.67/11,432.76
  6. Step 6: Final answer
    x = 6,616.85

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1.5x scale

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.