Home / 10,926.46-15,078.96-6,146.62

Finding the Fourth Proportional to 10,926.46, 15,078.96 and 6,146.62

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Solution

The fourth proportional to 10,926.46, 15,078.96 and 6,146.62 is: 8,482.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.46 : 15,078.96 = 6,146.62 : x
  2. Step 2: Convert to fraction form
    10,926.46/15,078.96 = 6,146.62/x
  3. Step 3: Cross multiply
    10,926.46x = 15,078.96 × 6,146.62
  4. Step 4: Simplify right side
    10,926.46x = 92,684,637.12
  5. Step 5: Solve for x
    x = 92,684,637.12/10,926.46
  6. Step 6: Final answer
    x = 8,482.59

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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.