Home / 7,587.71-11,381.51-2,040.59

Finding the Fourth Proportional to 7,587.71, 11,381.51 and 2,040.59

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Solution

The fourth proportional to 7,587.71, 11,381.51 and 2,040.59 is: 3,060.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.71 : 11,381.51 = 2,040.59 : x
  2. Step 2: Convert to fraction form
    7,587.71/11,381.51 = 2,040.59/x
  3. Step 3: Cross multiply
    7,587.71x = 11,381.51 × 2,040.59
  4. Step 4: Simplify right side
    7,587.71x = 23,224,928.38
  5. Step 5: Solve for x
    x = 23,224,928.38/7,587.71
  6. Step 6: Final answer
    x = 3,060.86

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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.