Home / 3,244.80-4,839.36-2,899.20

Finding the Fourth Proportional to 3,244.80, 4,839.36 and 2,899.20

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Solution

The fourth proportional to 3,244.80, 4,839.36 and 2,899.20 is: 4,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.80 : 4,839.36 = 2,899.20 : x
  2. Step 2: Convert to fraction form
    3,244.80/4,839.36 = 2,899.20/x
  3. Step 3: Cross multiply
    3,244.80x = 4,839.36 × 2,899.20
  4. Step 4: Simplify right side
    3,244.80x = 14,030,272.51
  5. Step 5: Solve for x
    x = 14,030,272.51/3,244.80
  6. Step 6: Final answer
    x = 4,323.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.