Home / 4,770.12-7,154.34-1,306.44

Finding the Fourth Proportional to 4,770.12, 7,154.34 and 1,306.44

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Solution

The fourth proportional to 4,770.12, 7,154.34 and 1,306.44 is: 1,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.12 : 7,154.34 = 1,306.44 : x
  2. Step 2: Convert to fraction form
    4,770.12/7,154.34 = 1,306.44/x
  3. Step 3: Cross multiply
    4,770.12x = 7,154.34 × 1,306.44
  4. Step 4: Simplify right side
    4,770.12x = 9,346,715.95
  5. Step 5: Solve for x
    x = 9,346,715.95/4,770.12
  6. Step 6: Final answer
    x = 1,959.43

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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.