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Finding the Fourth Proportional to 4,690.54, 7,070.95 and 4,373.44

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Solution

The fourth proportional to 4,690.54, 7,070.95 and 4,373.44 is: 6,592.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.54 : 7,070.95 = 4,373.44 : x
  2. Step 2: Convert to fraction form
    4,690.54/7,070.95 = 4,373.44/x
  3. Step 3: Cross multiply
    4,690.54x = 7,070.95 × 4,373.44
  4. Step 4: Simplify right side
    4,690.54x = 30,924,375.57
  5. Step 5: Solve for x
    x = 30,924,375.57/4,690.54
  6. Step 6: Final answer
    x = 6,592.92

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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.