Home / 10,960.19-15,124.14-6,181.31

Finding the Fourth Proportional to 10,960.19, 15,124.14 and 6,181.31

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Solution

The fourth proportional to 10,960.19, 15,124.14 and 6,181.31 is: 8,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.19 : 15,124.14 = 6,181.31 : x
  2. Step 2: Convert to fraction form
    10,960.19/15,124.14 = 6,181.31/x
  3. Step 3: Cross multiply
    10,960.19x = 15,124.14 × 6,181.31
  4. Step 4: Simplify right side
    10,960.19x = 93,486,922.20
  5. Step 5: Solve for x
    x = 93,486,922.20/10,960.19
  6. Step 6: Final answer
    x = 8,529.68

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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.