Home / 3,075.88-4,244.28-1,749.70

Finding the Fourth Proportional to 3,075.88, 4,244.28 and 1,749.70

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Solution

The fourth proportional to 3,075.88, 4,244.28 and 1,749.70 is: 2,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.88 : 4,244.28 = 1,749.70 : x
  2. Step 2: Convert to fraction form
    3,075.88/4,244.28 = 1,749.70/x
  3. Step 3: Cross multiply
    3,075.88x = 4,244.28 × 1,749.70
  4. Step 4: Simplify right side
    3,075.88x = 7,426,216.72
  5. Step 5: Solve for x
    x = 7,426,216.72/3,075.88
  6. Step 6: Final answer
    x = 2,414.34

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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.