Home / 4,184.40-6,276.16-1,719.48

Finding the Fourth Proportional to 4,184.40, 6,276.16 and 1,719.48

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Solution

The fourth proportional to 4,184.40, 6,276.16 and 1,719.48 is: 2,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.40 : 6,276.16 = 1,719.48 : x
  2. Step 2: Convert to fraction form
    4,184.40/6,276.16 = 1,719.48/x
  3. Step 3: Cross multiply
    4,184.40x = 6,276.16 × 1,719.48
  4. Step 4: Simplify right side
    4,184.40x = 10,791,731.60
  5. Step 5: Solve for x
    x = 10,791,731.60/4,184.40
  6. Step 6: Final answer
    x = 2,579.04

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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.