Home / 10,886.96-15,024.94-6,170.96

Finding the Fourth Proportional to 10,886.96, 15,024.94 and 6,170.96

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Solution

The fourth proportional to 10,886.96, 15,024.94 and 6,170.96 is: 8,516.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.96 : 15,024.94 = 6,170.96 : x
  2. Step 2: Convert to fraction form
    10,886.96/15,024.94 = 6,170.96/x
  3. Step 3: Cross multiply
    10,886.96x = 15,024.94 × 6,170.96
  4. Step 4: Simplify right side
    10,886.96x = 92,718,303.74
  5. Step 5: Solve for x
    x = 92,718,303.74/10,886.96
  6. Step 6: Final answer
    x = 8,516.45

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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.