Home / 2,197.07-3,032.30-1,400.74

Finding the Fourth Proportional to 2,197.07, 3,032.30 and 1,400.74

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Solution

The fourth proportional to 2,197.07, 3,032.30 and 1,400.74 is: 1,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.07 : 3,032.30 = 1,400.74 : x
  2. Step 2: Convert to fraction form
    2,197.07/3,032.30 = 1,400.74/x
  3. Step 3: Cross multiply
    2,197.07x = 3,032.30 × 1,400.74
  4. Step 4: Simplify right side
    2,197.07x = 4,247,463.90
  5. Step 5: Solve for x
    x = 4,247,463.90/2,197.07
  6. Step 6: Final answer
    x = 1,933.24

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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.