Home / 6,877.13-10,314.76-1,947.16

Finding the Fourth Proportional to 6,877.13, 10,314.76 and 1,947.16

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Solution

The fourth proportional to 6,877.13, 10,314.76 and 1,947.16 is: 2,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.13 : 10,314.76 = 1,947.16 : x
  2. Step 2: Convert to fraction form
    6,877.13/10,314.76 = 1,947.16/x
  3. Step 3: Cross multiply
    6,877.13x = 10,314.76 × 1,947.16
  4. Step 4: Simplify right side
    6,877.13x = 20,084,488.08
  5. Step 5: Solve for x
    x = 20,084,488.08/6,877.13
  6. Step 6: Final answer
    x = 2,920.48

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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.