Home / 7,660.47-10,575.51-5,955.22

Finding the Fourth Proportional to 7,660.47, 10,575.51 and 5,955.22

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Solution

The fourth proportional to 7,660.47, 10,575.51 and 5,955.22 is: 8,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.47 : 10,575.51 = 5,955.22 : x
  2. Step 2: Convert to fraction form
    7,660.47/10,575.51 = 5,955.22/x
  3. Step 3: Cross multiply
    7,660.47x = 10,575.51 × 5,955.22
  4. Step 4: Simplify right side
    7,660.47x = 62,979,513.05
  5. Step 5: Solve for x
    x = 62,979,513.05/7,660.47
  6. Step 6: Final answer
    x = 8,221.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.