Home / 11,424.16-15,765.45-6,708.52

Finding the Fourth Proportional to 11,424.16, 15,765.45 and 6,708.52

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Solution

The fourth proportional to 11,424.16, 15,765.45 and 6,708.52 is: 9,257.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.16 : 15,765.45 = 6,708.52 : x
  2. Step 2: Convert to fraction form
    11,424.16/15,765.45 = 6,708.52/x
  3. Step 3: Cross multiply
    11,424.16x = 15,765.45 × 6,708.52
  4. Step 4: Simplify right side
    11,424.16x = 105,762,836.63
  5. Step 5: Solve for x
    x = 105,762,836.63/11,424.16
  6. Step 6: Final answer
    x = 9,257.82

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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.