Home / 2,197.26-3,030.48-1,697.76

Finding the Fourth Proportional to 2,197.26, 3,030.48 and 1,697.76

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Solution

The fourth proportional to 2,197.26, 3,030.48 and 1,697.76 is: 2,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.26 : 3,030.48 = 1,697.76 : x
  2. Step 2: Convert to fraction form
    2,197.26/3,030.48 = 1,697.76/x
  3. Step 3: Cross multiply
    2,197.26x = 3,030.48 × 1,697.76
  4. Step 4: Simplify right side
    2,197.26x = 5,145,027.72
  5. Step 5: Solve for x
    x = 5,145,027.72/2,197.26
  6. Step 6: Final answer
    x = 2,341.57

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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.