Home / 2,604.63-3,591.75-1,557.30

Finding the Fourth Proportional to 2,604.63, 3,591.75 and 1,557.30

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Solution

The fourth proportional to 2,604.63, 3,591.75 and 1,557.30 is: 2,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.63 : 3,591.75 = 1,557.30 : x
  2. Step 2: Convert to fraction form
    2,604.63/3,591.75 = 1,557.30/x
  3. Step 3: Cross multiply
    2,604.63x = 3,591.75 × 1,557.30
  4. Step 4: Simplify right side
    2,604.63x = 5,593,432.28
  5. Step 5: Solve for x
    x = 5,593,432.28/2,604.63
  6. Step 6: Final answer
    x = 2,147.50

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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.