Home / 3,378.87-4,664.28-2,053.02

Finding the Fourth Proportional to 3,378.87, 4,664.28 and 2,053.02

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Solution

The fourth proportional to 3,378.87, 4,664.28 and 2,053.02 is: 2,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.87 : 4,664.28 = 2,053.02 : x
  2. Step 2: Convert to fraction form
    3,378.87/4,664.28 = 2,053.02/x
  3. Step 3: Cross multiply
    3,378.87x = 4,664.28 × 2,053.02
  4. Step 4: Simplify right side
    3,378.87x = 9,575,860.13
  5. Step 5: Solve for x
    x = 9,575,860.13/3,378.87
  6. Step 6: Final answer
    x = 2,834.04

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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.