Home / 8,625.51-11,902.55-5,269.95

Finding the Fourth Proportional to 8,625.51, 11,902.55 and 5,269.95

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Solution

The fourth proportional to 8,625.51, 11,902.55 and 5,269.95 is: 7,272.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625.51 : 11,902.55 = 5,269.95 : x
  2. Step 2: Convert to fraction form
    8,625.51/11,902.55 = 5,269.95/x
  3. Step 3: Cross multiply
    8,625.51x = 11,902.55 × 5,269.95
  4. Step 4: Simplify right side
    8,625.51x = 62,725,817.02
  5. Step 5: Solve for x
    x = 62,725,817.02/8,625.51
  6. Step 6: Final answer
    x = 7,272.13

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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.