Home / 4,702.11-7,053.36-3,878.85

Finding the Fourth Proportional to 4,702.11, 7,053.36 and 3,878.85

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Solution

The fourth proportional to 4,702.11, 7,053.36 and 3,878.85 is: 5,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.11 : 7,053.36 = 3,878.85 : x
  2. Step 2: Convert to fraction form
    4,702.11/7,053.36 = 3,878.85/x
  3. Step 3: Cross multiply
    4,702.11x = 7,053.36 × 3,878.85
  4. Step 4: Simplify right side
    4,702.11x = 27,358,925.44
  5. Step 5: Solve for x
    x = 27,358,925.44/4,702.11
  6. Step 6: Final answer
    x = 5,818.44

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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.