Home / 2,346.64-3,516.85-1,248.64

Finding the Fourth Proportional to 2,346.64, 3,516.85 and 1,248.64

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Solution

The fourth proportional to 2,346.64, 3,516.85 and 1,248.64 is: 1,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.64 : 3,516.85 = 1,248.64 : x
  2. Step 2: Convert to fraction form
    2,346.64/3,516.85 = 1,248.64/x
  3. Step 3: Cross multiply
    2,346.64x = 3,516.85 × 1,248.64
  4. Step 4: Simplify right side
    2,346.64x = 4,391,279.58
  5. Step 5: Solve for x
    x = 4,391,279.58/2,346.64
  6. Step 6: Final answer
    x = 1,871.31

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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.