Home / 6,895.52-9,515.92-3,751.70

Finding the Fourth Proportional to 6,895.52, 9,515.92 and 3,751.70

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Solution

The fourth proportional to 6,895.52, 9,515.92 and 3,751.70 is: 5,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.52 : 9,515.92 = 3,751.70 : x
  2. Step 2: Convert to fraction form
    6,895.52/9,515.92 = 3,751.70/x
  3. Step 3: Cross multiply
    6,895.52x = 9,515.92 × 3,751.70
  4. Step 4: Simplify right side
    6,895.52x = 35,700,877.06
  5. Step 5: Solve for x
    x = 35,700,877.06/6,895.52
  6. Step 6: Final answer
    x = 5,177.40

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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.