Home / 2,319.08-3,200.38-1,479.04

Finding the Fourth Proportional to 2,319.08, 3,200.38 and 1,479.04

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Solution

The fourth proportional to 2,319.08, 3,200.38 and 1,479.04 is: 2,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.08 : 3,200.38 = 1,479.04 : x
  2. Step 2: Convert to fraction form
    2,319.08/3,200.38 = 1,479.04/x
  3. Step 3: Cross multiply
    2,319.08x = 3,200.38 × 1,479.04
  4. Step 4: Simplify right side
    2,319.08x = 4,733,490.04
  5. Step 5: Solve for x
    x = 4,733,490.04/2,319.08
  6. Step 6: Final answer
    x = 2,041.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.