Home / 6,877.19-10,316.18-1,946.42

Finding the Fourth Proportional to 6,877.19, 10,316.18 and 1,946.42

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Solution

The fourth proportional to 6,877.19, 10,316.18 and 1,946.42 is: 2,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.19 : 10,316.18 = 1,946.42 : x
  2. Step 2: Convert to fraction form
    6,877.19/10,316.18 = 1,946.42/x
  3. Step 3: Cross multiply
    6,877.19x = 10,316.18 × 1,946.42
  4. Step 4: Simplify right side
    6,877.19x = 20,079,619.08
  5. Step 5: Solve for x
    x = 20,079,619.08/6,877.19
  6. Step 6: Final answer
    x = 2,919.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.