Home / 6,110.18-8,432.04-3,315.68

Finding the Fourth Proportional to 6,110.18, 8,432.04 and 3,315.68

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Solution

The fourth proportional to 6,110.18, 8,432.04 and 3,315.68 is: 4,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.18 : 8,432.04 = 3,315.68 : x
  2. Step 2: Convert to fraction form
    6,110.18/8,432.04 = 3,315.68/x
  3. Step 3: Cross multiply
    6,110.18x = 8,432.04 × 3,315.68
  4. Step 4: Simplify right side
    6,110.18x = 27,957,946.39
  5. Step 5: Solve for x
    x = 27,957,946.39/6,110.18
  6. Step 6: Final answer
    x = 4,575.63

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1.5x scale

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.