Home / 7,252.31-10,877.90-2,320.63

Finding the Fourth Proportional to 7,252.31, 10,877.90 and 2,320.63

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Solution

The fourth proportional to 7,252.31, 10,877.90 and 2,320.63 is: 3,480.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.31 : 10,877.90 = 2,320.63 : x
  2. Step 2: Convert to fraction form
    7,252.31/10,877.90 = 2,320.63/x
  3. Step 3: Cross multiply
    7,252.31x = 10,877.90 × 2,320.63
  4. Step 4: Simplify right side
    7,252.31x = 25,243,542.28
  5. Step 5: Solve for x
    x = 25,243,542.28/7,252.31
  6. Step 6: Final answer
    x = 3,480.76

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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.