Home / 8,250.48-11,386.08-5,263.92

Finding the Fourth Proportional to 8,250.48, 11,386.08 and 5,263.92

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Solution

The fourth proportional to 8,250.48, 11,386.08 and 5,263.92 is: 7,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.48 : 11,386.08 = 5,263.92 : x
  2. Step 2: Convert to fraction form
    8,250.48/11,386.08 = 5,263.92/x
  3. Step 3: Cross multiply
    8,250.48x = 11,386.08 × 5,263.92
  4. Step 4: Simplify right side
    8,250.48x = 59,935,414.23
  5. Step 5: Solve for x
    x = 59,935,414.23/8,250.48
  6. Step 6: Final answer
    x = 7,264.48

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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.