Home / 6,778.11-10,156.68-4,702.17

Finding the Fourth Proportional to 6,778.11, 10,156.68 and 4,702.17

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Solution

The fourth proportional to 6,778.11, 10,156.68 and 4,702.17 is: 7,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.11 : 10,156.68 = 4,702.17 : x
  2. Step 2: Convert to fraction form
    6,778.11/10,156.68 = 4,702.17/x
  3. Step 3: Cross multiply
    6,778.11x = 10,156.68 × 4,702.17
  4. Step 4: Simplify right side
    6,778.11x = 47,758,436.00
  5. Step 5: Solve for x
    x = 47,758,436.00/6,778.11
  6. Step 6: Final answer
    x = 7,045.98

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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.