Home / 8,110.28-11,192.24-5,127.46

Finding the Fourth Proportional to 8,110.28, 11,192.24 and 5,127.46

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Solution

The fourth proportional to 8,110.28, 11,192.24 and 5,127.46 is: 7,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.28 : 11,192.24 = 5,127.46 : x
  2. Step 2: Convert to fraction form
    8,110.28/11,192.24 = 5,127.46/x
  3. Step 3: Cross multiply
    8,110.28x = 11,192.24 × 5,127.46
  4. Step 4: Simplify right side
    8,110.28x = 57,387,762.91
  5. Step 5: Solve for x
    x = 57,387,762.91/8,110.28
  6. Step 6: Final answer
    x = 7,075.93

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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.