Home / 2,353.18-3,244.65-1,607.56

Finding the Fourth Proportional to 2,353.18, 3,244.65 and 1,607.56

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Solution

The fourth proportional to 2,353.18, 3,244.65 and 1,607.56 is: 2,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.18 : 3,244.65 = 1,607.56 : x
  2. Step 2: Convert to fraction form
    2,353.18/3,244.65 = 1,607.56/x
  3. Step 3: Cross multiply
    2,353.18x = 3,244.65 × 1,607.56
  4. Step 4: Simplify right side
    2,353.18x = 5,215,969.55
  5. Step 5: Solve for x
    x = 5,215,969.55/2,353.18
  6. Step 6: Final answer
    x = 2,216.56

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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.