Home / 7,617.42-10,512.12-4,473.66

Finding the Fourth Proportional to 7,617.42, 10,512.12 and 4,473.66

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Solution

The fourth proportional to 7,617.42, 10,512.12 and 4,473.66 is: 6,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.42 : 10,512.12 = 4,473.66 : x
  2. Step 2: Convert to fraction form
    7,617.42/10,512.12 = 4,473.66/x
  3. Step 3: Cross multiply
    7,617.42x = 10,512.12 × 4,473.66
  4. Step 4: Simplify right side
    7,617.42x = 47,027,650.76
  5. Step 5: Solve for x
    x = 47,027,650.76/7,617.42
  6. Step 6: Final answer
    x = 6,173.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.