Home / 2,830.23-4,247.28-1,731.24

Finding the Fourth Proportional to 2,830.23, 4,247.28 and 1,731.24

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Solution

The fourth proportional to 2,830.23, 4,247.28 and 1,731.24 is: 2,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.23 : 4,247.28 = 1,731.24 : x
  2. Step 2: Convert to fraction form
    2,830.23/4,247.28 = 1,731.24/x
  3. Step 3: Cross multiply
    2,830.23x = 4,247.28 × 1,731.24
  4. Step 4: Simplify right side
    2,830.23x = 7,353,061.03
  5. Step 5: Solve for x
    x = 7,353,061.03/2,830.23
  6. Step 6: Final answer
    x = 2,598.04

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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.