Home / 3,320.32-4,581.95-1,904.24

Finding the Fourth Proportional to 3,320.32, 4,581.95 and 1,904.24

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Solution

The fourth proportional to 3,320.32, 4,581.95 and 1,904.24 is: 2,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.32 : 4,581.95 = 1,904.24 : x
  2. Step 2: Convert to fraction form
    3,320.32/4,581.95 = 1,904.24/x
  3. Step 3: Cross multiply
    3,320.32x = 4,581.95 × 1,904.24
  4. Step 4: Simplify right side
    3,320.32x = 8,725,122.95
  5. Step 5: Solve for x
    x = 8,725,122.95/3,320.32
  6. Step 6: Final answer
    x = 2,627.80

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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.