Home / 2,345.92-3,519.60-1,479.04

Finding the Fourth Proportional to 2,345.92, 3,519.60 and 1,479.04

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Solution

The fourth proportional to 2,345.92, 3,519.60 and 1,479.04 is: 2,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.92 : 3,519.60 = 1,479.04 : x
  2. Step 2: Convert to fraction form
    2,345.92/3,519.60 = 1,479.04/x
  3. Step 3: Cross multiply
    2,345.92x = 3,519.60 × 1,479.04
  4. Step 4: Simplify right side
    2,345.92x = 5,205,629.18
  5. Step 5: Solve for x
    x = 5,205,629.18/2,345.92
  6. Step 6: Final answer
    x = 2,219.01

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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.