Home / 4,117.89-5,682.78-2,349.46

Finding the Fourth Proportional to 4,117.89, 5,682.78 and 2,349.46

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Solution

The fourth proportional to 4,117.89, 5,682.78 and 2,349.46 is: 3,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.89 : 5,682.78 = 2,349.46 : x
  2. Step 2: Convert to fraction form
    4,117.89/5,682.78 = 2,349.46/x
  3. Step 3: Cross multiply
    4,117.89x = 5,682.78 × 2,349.46
  4. Step 4: Simplify right side
    4,117.89x = 13,351,446.04
  5. Step 5: Solve for x
    x = 13,351,446.04/4,117.89
  6. Step 6: Final answer
    x = 3,242.30

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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.