Home / 4,702.50-7,077.33-3,538.53

Finding the Fourth Proportional to 4,702.50, 7,077.33 and 3,538.53

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Solution

The fourth proportional to 4,702.50, 7,077.33 and 3,538.53 is: 5,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.50 : 7,077.33 = 3,538.53 : x
  2. Step 2: Convert to fraction form
    4,702.50/7,077.33 = 3,538.53/x
  3. Step 3: Cross multiply
    4,702.50x = 7,077.33 × 3,538.53
  4. Step 4: Simplify right side
    4,702.50x = 25,043,344.52
  5. Step 5: Solve for x
    x = 25,043,344.52/4,702.50
  6. Step 6: Final answer
    x = 5,325.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.