Home / 5,173.17-7,760.21-1,475.32

Finding the Fourth Proportional to 5,173.17, 7,760.21 and 1,475.32

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Solution

The fourth proportional to 5,173.17, 7,760.21 and 1,475.32 is: 2,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.17 : 7,760.21 = 1,475.32 : x
  2. Step 2: Convert to fraction form
    5,173.17/7,760.21 = 1,475.32/x
  3. Step 3: Cross multiply
    5,173.17x = 7,760.21 × 1,475.32
  4. Step 4: Simplify right side
    5,173.17x = 11,448,793.02
  5. Step 5: Solve for x
    x = 11,448,793.02/5,173.17
  6. Step 6: Final answer
    x = 2,213.11

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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.