Home / 2,659.60-3,671.40-2,423.44

Finding the Fourth Proportional to 2,659.60, 3,671.40 and 2,423.44

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Solution

The fourth proportional to 2,659.60, 3,671.40 and 2,423.44 is: 3,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.60 : 3,671.40 = 2,423.44 : x
  2. Step 2: Convert to fraction form
    2,659.60/3,671.40 = 2,423.44/x
  3. Step 3: Cross multiply
    2,659.60x = 3,671.40 × 2,423.44
  4. Step 4: Simplify right side
    2,659.60x = 8,897,417.62
  5. Step 5: Solve for x
    x = 8,897,417.62/2,659.60
  6. Step 6: Final answer
    x = 3,345.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.