Home / 4,385.61-6,579.54-2,439.18

Finding the Fourth Proportional to 4,385.61, 6,579.54 and 2,439.18

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Solution

The fourth proportional to 4,385.61, 6,579.54 and 2,439.18 is: 3,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.61 : 6,579.54 = 2,439.18 : x
  2. Step 2: Convert to fraction form
    4,385.61/6,579.54 = 2,439.18/x
  3. Step 3: Cross multiply
    4,385.61x = 6,579.54 × 2,439.18
  4. Step 4: Simplify right side
    4,385.61x = 16,048,682.38
  5. Step 5: Solve for x
    x = 16,048,682.38/4,385.61
  6. Step 6: Final answer
    x = 3,659.40

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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.