Home / 8,888.14-12,264.20-5,110.56

Finding the Fourth Proportional to 8,888.14, 12,264.20 and 5,110.56

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Solution

The fourth proportional to 8,888.14, 12,264.20 and 5,110.56 is: 7,051.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.14 : 12,264.20 = 5,110.56 : x
  2. Step 2: Convert to fraction form
    8,888.14/12,264.20 = 5,110.56/x
  3. Step 3: Cross multiply
    8,888.14x = 12,264.20 × 5,110.56
  4. Step 4: Simplify right side
    8,888.14x = 62,676,929.95
  5. Step 5: Solve for x
    x = 62,676,929.95/8,888.14
  6. Step 6: Final answer
    x = 7,051.75

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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.