Home / 7,560.76-11,338.80-2,877.36

Finding the Fourth Proportional to 7,560.76, 11,338.80 and 2,877.36

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Solution

The fourth proportional to 7,560.76, 11,338.80 and 2,877.36 is: 4,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.76 : 11,338.80 = 2,877.36 : x
  2. Step 2: Convert to fraction form
    7,560.76/11,338.80 = 2,877.36/x
  3. Step 3: Cross multiply
    7,560.76x = 11,338.80 × 2,877.36
  4. Step 4: Simplify right side
    7,560.76x = 32,625,809.57
  5. Step 5: Solve for x
    x = 32,625,809.57/7,560.76
  6. Step 6: Final answer
    x = 4,315.15

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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.