Home / 10,373.76-15,562.95-2,977.64

Finding the Fourth Proportional to 10,373.76, 15,562.95 and 2,977.64

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Solution

The fourth proportional to 10,373.76, 15,562.95 and 2,977.64 is: 4,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.76 : 15,562.95 = 2,977.64 : x
  2. Step 2: Convert to fraction form
    10,373.76/15,562.95 = 2,977.64/x
  3. Step 3: Cross multiply
    10,373.76x = 15,562.95 × 2,977.64
  4. Step 4: Simplify right side
    10,373.76x = 46,340,862.44
  5. Step 5: Solve for x
    x = 46,340,862.44/10,373.76
  6. Step 6: Final answer
    x = 4,467.12

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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.