Home / 3,908.70-5,877.45-3,275.10

Finding the Fourth Proportional to 3,908.70, 5,877.45 and 3,275.10

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Solution

The fourth proportional to 3,908.70, 5,877.45 and 3,275.10 is: 4,924.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.70 : 5,877.45 = 3,275.10 : x
  2. Step 2: Convert to fraction form
    3,908.70/5,877.45 = 3,275.10/x
  3. Step 3: Cross multiply
    3,908.70x = 5,877.45 × 3,275.10
  4. Step 4: Simplify right side
    3,908.70x = 19,249,236.50
  5. Step 5: Solve for x
    x = 19,249,236.50/3,908.70
  6. Step 6: Final answer
    x = 4,924.72

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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.