Home / 4,122.18-5,688.57-2,353.68

Finding the Fourth Proportional to 4,122.18, 5,688.57 and 2,353.68

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Solution

The fourth proportional to 4,122.18, 5,688.57 and 2,353.68 is: 3,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.18 : 5,688.57 = 2,353.68 : x
  2. Step 2: Convert to fraction form
    4,122.18/5,688.57 = 2,353.68/x
  3. Step 3: Cross multiply
    4,122.18x = 5,688.57 × 2,353.68
  4. Step 4: Simplify right side
    4,122.18x = 13,389,073.44
  5. Step 5: Solve for x
    x = 13,389,073.44/4,122.18
  6. Step 6: Final answer
    x = 3,248.06

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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.