Home / 2,475.57-3,415.35-1,944.63

Finding the Fourth Proportional to 2,475.57, 3,415.35 and 1,944.63

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Solution

The fourth proportional to 2,475.57, 3,415.35 and 1,944.63 is: 2,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.57 : 3,415.35 = 1,944.63 : x
  2. Step 2: Convert to fraction form
    2,475.57/3,415.35 = 1,944.63/x
  3. Step 3: Cross multiply
    2,475.57x = 3,415.35 × 1,944.63
  4. Step 4: Simplify right side
    2,475.57x = 6,641,592.07
  5. Step 5: Solve for x
    x = 6,641,592.07/2,475.57
  6. Step 6: Final answer
    x = 2,682.85

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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.