Home / 6,607.85-9,116.52-3,773.18

Finding the Fourth Proportional to 6,607.85, 9,116.52 and 3,773.18

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Solution

The fourth proportional to 6,607.85, 9,116.52 and 3,773.18 is: 5,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.85 : 9,116.52 = 3,773.18 : x
  2. Step 2: Convert to fraction form
    6,607.85/9,116.52 = 3,773.18/x
  3. Step 3: Cross multiply
    6,607.85x = 9,116.52 × 3,773.18
  4. Step 4: Simplify right side
    6,607.85x = 34,398,311.41
  5. Step 5: Solve for x
    x = 34,398,311.41/6,607.85
  6. Step 6: Final answer
    x = 5,205.67

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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.