Home / 2,341.70-3,516.60-1,248.20

Finding the Fourth Proportional to 2,341.70, 3,516.60 and 1,248.20

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Solution

The fourth proportional to 2,341.70, 3,516.60 and 1,248.20 is: 1,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.70 : 3,516.60 = 1,248.20 : x
  2. Step 2: Convert to fraction form
    2,341.70/3,516.60 = 1,248.20/x
  3. Step 3: Cross multiply
    2,341.70x = 3,516.60 × 1,248.20
  4. Step 4: Simplify right side
    2,341.70x = 4,389,420.12
  5. Step 5: Solve for x
    x = 4,389,420.12/2,341.70
  6. Step 6: Final answer
    x = 1,874.46

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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.