Home / 7,521.54-11,282.16-2,591.07

Finding the Fourth Proportional to 7,521.54, 11,282.16 and 2,591.07

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Solution

The fourth proportional to 7,521.54, 11,282.16 and 2,591.07 is: 3,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.54 : 11,282.16 = 2,591.07 : x
  2. Step 2: Convert to fraction form
    7,521.54/11,282.16 = 2,591.07/x
  3. Step 3: Cross multiply
    7,521.54x = 11,282.16 × 2,591.07
  4. Step 4: Simplify right side
    7,521.54x = 29,232,876.03
  5. Step 5: Solve for x
    x = 29,232,876.03/7,521.54
  6. Step 6: Final answer
    x = 3,886.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.