Home / 4,333.60-6,500.40-2,951.20

Finding the Fourth Proportional to 4,333.60, 6,500.40 and 2,951.20

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Solution

The fourth proportional to 4,333.60, 6,500.40 and 2,951.20 is: 4,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.60 : 6,500.40 = 2,951.20 : x
  2. Step 2: Convert to fraction form
    4,333.60/6,500.40 = 2,951.20/x
  3. Step 3: Cross multiply
    4,333.60x = 6,500.40 × 2,951.20
  4. Step 4: Simplify right side
    4,333.60x = 19,183,980.48
  5. Step 5: Solve for x
    x = 19,183,980.48/4,333.60
  6. Step 6: Final answer
    x = 4,426.80

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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.