Home / 5,724.83-8,587.77-1,776.11

Finding the Fourth Proportional to 5,724.83, 8,587.77 and 1,776.11

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Solution

The fourth proportional to 5,724.83, 8,587.77 and 1,776.11 is: 2,664.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.83 : 8,587.77 = 1,776.11 : x
  2. Step 2: Convert to fraction form
    5,724.83/8,587.77 = 1,776.11/x
  3. Step 3: Cross multiply
    5,724.83x = 8,587.77 × 1,776.11
  4. Step 4: Simplify right side
    5,724.83x = 15,252,869.10
  5. Step 5: Solve for x
    x = 15,252,869.10/5,724.83
  6. Step 6: Final answer
    x = 2,664.34

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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.