Home / 10,956.41-15,117.72-6,708.44

Finding the Fourth Proportional to 10,956.41, 15,117.72 and 6,708.44

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Solution

The fourth proportional to 10,956.41, 15,117.72 and 6,708.44 is: 9,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.41 : 15,117.72 = 6,708.44 : x
  2. Step 2: Convert to fraction form
    10,956.41/15,117.72 = 6,708.44/x
  3. Step 3: Cross multiply
    10,956.41x = 15,117.72 × 6,708.44
  4. Step 4: Simplify right side
    10,956.41x = 101,416,317.56
  5. Step 5: Solve for x
    x = 101,416,317.56/10,956.41
  6. Step 6: Final answer
    x = 9,256.35

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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.