Home / 4,747.10-7,089.10-4,695.57

Finding the Fourth Proportional to 4,747.10, 7,089.10 and 4,695.57

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Solution

The fourth proportional to 4,747.10, 7,089.10 and 4,695.57 is: 7,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.10 : 7,089.10 = 4,695.57 : x
  2. Step 2: Convert to fraction form
    4,747.10/7,089.10 = 4,695.57/x
  3. Step 3: Cross multiply
    4,747.10x = 7,089.10 × 4,695.57
  4. Step 4: Simplify right side
    4,747.10x = 33,287,353.55
  5. Step 5: Solve for x
    x = 33,287,353.55/4,747.10
  6. Step 6: Final answer
    x = 7,012.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.