Home / 7,587.28-11,381.33-2,392.75

Finding the Fourth Proportional to 7,587.28, 11,381.33 and 2,392.75

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Solution

The fourth proportional to 7,587.28, 11,381.33 and 2,392.75 is: 3,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.28 : 11,381.33 = 2,392.75 : x
  2. Step 2: Convert to fraction form
    7,587.28/11,381.33 = 2,392.75/x
  3. Step 3: Cross multiply
    7,587.28x = 11,381.33 × 2,392.75
  4. Step 4: Simplify right side
    7,587.28x = 27,232,677.36
  5. Step 5: Solve for x
    x = 27,232,677.36/7,587.28
  6. Step 6: Final answer
    x = 3,589.25

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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.