Home / 7,432.21-11,141.33-2,498.40

Finding the Fourth Proportional to 7,432.21, 11,141.33 and 2,498.40

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Solution

The fourth proportional to 7,432.21, 11,141.33 and 2,498.40 is: 3,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.21 : 11,141.33 = 2,498.40 : x
  2. Step 2: Convert to fraction form
    7,432.21/11,141.33 = 2,498.40/x
  3. Step 3: Cross multiply
    7,432.21x = 11,141.33 × 2,498.40
  4. Step 4: Simplify right side
    7,432.21x = 27,835,443.17
  5. Step 5: Solve for x
    x = 27,835,443.17/7,432.21
  6. Step 6: Final answer
    x = 3,745.25

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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.