Home / 2,024.78-3,037.56-870.50

Finding the Fourth Proportional to 2,024.78, 3,037.56 and 870.50

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Solution

The fourth proportional to 2,024.78, 3,037.56 and 870.50 is: 1,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.78 : 3,037.56 = 870.50 : x
  2. Step 2: Convert to fraction form
    2,024.78/3,037.56 = 870.50/x
  3. Step 3: Cross multiply
    2,024.78x = 3,037.56 × 870.50
  4. Step 4: Simplify right side
    2,024.78x = 2,644,195.98
  5. Step 5: Solve for x
    x = 2,644,195.98/2,024.78
  6. Step 6: Final answer
    x = 1,305.92

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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.