Home / 2,197.56-3,297.18-1,043.40

Finding the Fourth Proportional to 2,197.56, 3,297.18 and 1,043.40

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Solution

The fourth proportional to 2,197.56, 3,297.18 and 1,043.40 is: 1,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.56 : 3,297.18 = 1,043.40 : x
  2. Step 2: Convert to fraction form
    2,197.56/3,297.18 = 1,043.40/x
  3. Step 3: Cross multiply
    2,197.56x = 3,297.18 × 1,043.40
  4. Step 4: Simplify right side
    2,197.56x = 3,440,277.61
  5. Step 5: Solve for x
    x = 3,440,277.61/2,197.56
  6. Step 6: Final answer
    x = 1,565.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.