Home / 2,497.12-3,445.89-1,502.20

Finding the Fourth Proportional to 2,497.12, 3,445.89 and 1,502.20

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Solution

The fourth proportional to 2,497.12, 3,445.89 and 1,502.20 is: 2,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.12 : 3,445.89 = 1,502.20 : x
  2. Step 2: Convert to fraction form
    2,497.12/3,445.89 = 1,502.20/x
  3. Step 3: Cross multiply
    2,497.12x = 3,445.89 × 1,502.20
  4. Step 4: Simplify right side
    2,497.12x = 5,176,415.96
  5. Step 5: Solve for x
    x = 5,176,415.96/2,497.12
  6. Step 6: Final answer
    x = 2,072.95

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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.