Home / 11,247.84-15,525.18-6,531.24

Finding the Fourth Proportional to 11,247.84, 15,525.18 and 6,531.24

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Solution

The fourth proportional to 11,247.84, 15,525.18 and 6,531.24 is: 9,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.84 : 15,525.18 = 6,531.24 : x
  2. Step 2: Convert to fraction form
    11,247.84/15,525.18 = 6,531.24/x
  3. Step 3: Cross multiply
    11,247.84x = 15,525.18 × 6,531.24
  4. Step 4: Simplify right side
    11,247.84x = 101,398,676.62
  5. Step 5: Solve for x
    x = 101,398,676.62/11,247.84
  6. Step 6: Final answer
    x = 9,014.95

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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.