Home / 7,252.68-10,877.40-3,551.20

Finding the Fourth Proportional to 7,252.68, 10,877.40 and 3,551.20

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Solution

The fourth proportional to 7,252.68, 10,877.40 and 3,551.20 is: 5,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.68 : 10,877.40 = 3,551.20 : x
  2. Step 2: Convert to fraction form
    7,252.68/10,877.40 = 3,551.20/x
  3. Step 3: Cross multiply
    7,252.68x = 10,877.40 × 3,551.20
  4. Step 4: Simplify right side
    7,252.68x = 38,627,822.88
  5. Step 5: Solve for x
    x = 38,627,822.88/7,252.68
  6. Step 6: Final answer
    x = 5,326.01

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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.