Home / 4,075.80-5,625.94-2,397.12

Finding the Fourth Proportional to 4,075.80, 5,625.94 and 2,397.12

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Solution

The fourth proportional to 4,075.80, 5,625.94 and 2,397.12 is: 3,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.80 : 5,625.94 = 2,397.12 : x
  2. Step 2: Convert to fraction form
    4,075.80/5,625.94 = 2,397.12/x
  3. Step 3: Cross multiply
    4,075.80x = 5,625.94 × 2,397.12
  4. Step 4: Simplify right side
    4,075.80x = 13,486,053.29
  5. Step 5: Solve for x
    x = 13,486,053.29/4,075.80
  6. Step 6: Final answer
    x = 3,308.81

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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.