Home / 2,830.48-4,237.50-1,731.49

Finding the Fourth Proportional to 2,830.48, 4,237.50 and 1,731.49

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Solution

The fourth proportional to 2,830.48, 4,237.50 and 1,731.49 is: 2,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.48 : 4,237.50 = 1,731.49 : x
  2. Step 2: Convert to fraction form
    2,830.48/4,237.50 = 1,731.49/x
  3. Step 3: Cross multiply
    2,830.48x = 4,237.50 × 1,731.49
  4. Step 4: Simplify right side
    2,830.48x = 7,337,167.69
  5. Step 5: Solve for x
    x = 7,337,167.69/2,830.48
  6. Step 6: Final answer
    x = 2,592.20

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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.