Home / 4,123.28-5,690.58-2,355.06

Finding the Fourth Proportional to 4,123.28, 5,690.58 and 2,355.06

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Solution

The fourth proportional to 4,123.28, 5,690.58 and 2,355.06 is: 3,250.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.28 : 5,690.58 = 2,355.06 : x
  2. Step 2: Convert to fraction form
    4,123.28/5,690.58 = 2,355.06/x
  3. Step 3: Cross multiply
    4,123.28x = 5,690.58 × 2,355.06
  4. Step 4: Simplify right side
    4,123.28x = 13,401,657.33
  5. Step 5: Solve for x
    x = 13,401,657.33/4,123.28
  6. Step 6: Final answer
    x = 3,250.24

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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.