Home / 3,141.38-4,730.40-2,325.41

Finding the Fourth Proportional to 3,141.38, 4,730.40 and 2,325.41

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Solution

The fourth proportional to 3,141.38, 4,730.40 and 2,325.41 is: 3,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.38 : 4,730.40 = 2,325.41 : x
  2. Step 2: Convert to fraction form
    3,141.38/4,730.40 = 2,325.41/x
  3. Step 3: Cross multiply
    3,141.38x = 4,730.40 × 2,325.41
  4. Step 4: Simplify right side
    3,141.38x = 11,000,113.55
  5. Step 5: Solve for x
    x = 11,000,113.55/3,141.38
  6. Step 6: Final answer
    x = 3,501.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.