Home / 3,718.08-5,576.16-1,769.76

Finding the Fourth Proportional to 3,718.08, 5,576.16 and 1,769.76

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Solution

The fourth proportional to 3,718.08, 5,576.16 and 1,769.76 is: 2,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.08 : 5,576.16 = 1,769.76 : x
  2. Step 2: Convert to fraction form
    3,718.08/5,576.16 = 1,769.76/x
  3. Step 3: Cross multiply
    3,718.08x = 5,576.16 × 1,769.76
  4. Step 4: Simplify right side
    3,718.08x = 9,868,464.92
  5. Step 5: Solve for x
    x = 9,868,464.92/3,718.08
  6. Step 6: Final answer
    x = 2,654.18

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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.