Home / 10,865.24-14,993.52-6,672.68

Finding the Fourth Proportional to 10,865.24, 14,993.52 and 6,672.68

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Solution

The fourth proportional to 10,865.24, 14,993.52 and 6,672.68 is: 9,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.24 : 14,993.52 = 6,672.68 : x
  2. Step 2: Convert to fraction form
    10,865.24/14,993.52 = 6,672.68/x
  3. Step 3: Cross multiply
    10,865.24x = 14,993.52 × 6,672.68
  4. Step 4: Simplify right side
    10,865.24x = 100,046,973.49
  5. Step 5: Solve for x
    x = 100,046,973.49/10,865.24
  6. Step 6: Final answer
    x = 9,207.98

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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.