Home / 5,821.91-8,719.29-4,258.00

Finding the Fourth Proportional to 5,821.91, 8,719.29 and 4,258.00

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Solution

The fourth proportional to 5,821.91, 8,719.29 and 4,258.00 is: 6,377.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.91 : 8,719.29 = 4,258.00 : x
  2. Step 2: Convert to fraction form
    5,821.91/8,719.29 = 4,258.00/x
  3. Step 3: Cross multiply
    5,821.91x = 8,719.29 × 4,258.00
  4. Step 4: Simplify right side
    5,821.91x = 37,126,715.02
  5. Step 5: Solve for x
    x = 37,126,715.02/5,821.91
  6. Step 6: Final answer
    x = 6,377.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.