Home / 8,252.76-11,386.32-5,062.78

Finding the Fourth Proportional to 8,252.76, 11,386.32 and 5,062.78

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Solution

The fourth proportional to 8,252.76, 11,386.32 and 5,062.78 is: 6,985.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.76 : 11,386.32 = 5,062.78 : x
  2. Step 2: Convert to fraction form
    8,252.76/11,386.32 = 5,062.78/x
  3. Step 3: Cross multiply
    8,252.76x = 11,386.32 × 5,062.78
  4. Step 4: Simplify right side
    8,252.76x = 57,646,433.17
  5. Step 5: Solve for x
    x = 57,646,433.17/8,252.76
  6. Step 6: Final answer
    x = 6,985.11

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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.