Home / 4,386.14-6,579.90-1,612.20

Finding the Fourth Proportional to 4,386.14, 6,579.90 and 1,612.20

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Solution

The fourth proportional to 4,386.14, 6,579.90 and 1,612.20 is: 2,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.14 : 6,579.90 = 1,612.20 : x
  2. Step 2: Convert to fraction form
    4,386.14/6,579.90 = 1,612.20/x
  3. Step 3: Cross multiply
    4,386.14x = 6,579.90 × 1,612.20
  4. Step 4: Simplify right side
    4,386.14x = 10,608,114.78
  5. Step 5: Solve for x
    x = 10,608,114.78/4,386.14
  6. Step 6: Final answer
    x = 2,418.56

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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.