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Finding the Fourth Proportional to 2,604.76, 3,594.48 and 1,425.74

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Solution

The fourth proportional to 2,604.76, 3,594.48 and 1,425.74 is: 1,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.76 : 3,594.48 = 1,425.74 : x
  2. Step 2: Convert to fraction form
    2,604.76/3,594.48 = 1,425.74/x
  3. Step 3: Cross multiply
    2,604.76x = 3,594.48 × 1,425.74
  4. Step 4: Simplify right side
    2,604.76x = 5,124,793.92
  5. Step 5: Solve for x
    x = 5,124,793.92/2,604.76
  6. Step 6: Final answer
    x = 1,967.47

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Half scale
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Double scale
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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.