Home / 5,803.40-8,008.66-3,150.79

Finding the Fourth Proportional to 5,803.40, 8,008.66 and 3,150.79

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Solution

The fourth proportional to 5,803.40, 8,008.66 and 3,150.79 is: 4,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.40 : 8,008.66 = 3,150.79 : x
  2. Step 2: Convert to fraction form
    5,803.40/8,008.66 = 3,150.79/x
  3. Step 3: Cross multiply
    5,803.40x = 8,008.66 × 3,150.79
  4. Step 4: Simplify right side
    5,803.40x = 25,233,605.84
  5. Step 5: Solve for x
    x = 25,233,605.84/5,803.40
  6. Step 6: Final answer
    x = 4,348.07

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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.