Home / 2,948.34-4,442.52-2,439.66

Finding the Fourth Proportional to 2,948.34, 4,442.52 and 2,439.66

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Solution

The fourth proportional to 2,948.34, 4,442.52 and 2,439.66 is: 3,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.34 : 4,442.52 = 2,439.66 : x
  2. Step 2: Convert to fraction form
    2,948.34/4,442.52 = 2,439.66/x
  3. Step 3: Cross multiply
    2,948.34x = 4,442.52 × 2,439.66
  4. Step 4: Simplify right side
    2,948.34x = 10,838,238.34
  5. Step 5: Solve for x
    x = 10,838,238.34/2,948.34
  6. Step 6: Final answer
    x = 3,676.05

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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.