Home / 8,062.48-11,127.76-5,263.12

Finding the Fourth Proportional to 8,062.48, 11,127.76 and 5,263.12

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Solution

The fourth proportional to 8,062.48, 11,127.76 and 5,263.12 is: 7,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.48 : 11,127.76 = 5,263.12 : x
  2. Step 2: Convert to fraction form
    8,062.48/11,127.76 = 5,263.12/x
  3. Step 3: Cross multiply
    8,062.48x = 11,127.76 × 5,263.12
  4. Step 4: Simplify right side
    8,062.48x = 58,566,736.21
  5. Step 5: Solve for x
    x = 58,566,736.21/8,062.48
  6. Step 6: Final answer
    x = 7,264.11

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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.