Home / 3,075.60-4,244.58-1,749.72

Finding the Fourth Proportional to 3,075.60, 4,244.58 and 1,749.72

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Solution

The fourth proportional to 3,075.60, 4,244.58 and 1,749.72 is: 2,414.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.60 : 4,244.58 = 1,749.72 : x
  2. Step 2: Convert to fraction form
    3,075.60/4,244.58 = 1,749.72/x
  3. Step 3: Cross multiply
    3,075.60x = 4,244.58 × 1,749.72
  4. Step 4: Simplify right side
    3,075.60x = 7,426,826.52
  5. Step 5: Solve for x
    x = 7,426,826.52/3,075.60
  6. Step 6: Final answer
    x = 2,414.76

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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.