Home / 5,724.30-8,587.08-1,827.80

Finding the Fourth Proportional to 5,724.30, 8,587.08 and 1,827.80

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Solution

The fourth proportional to 5,724.30, 8,587.08 and 1,827.80 is: 2,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.30 : 8,587.08 = 1,827.80 : x
  2. Step 2: Convert to fraction form
    5,724.30/8,587.08 = 1,827.80/x
  3. Step 3: Cross multiply
    5,724.30x = 8,587.08 × 1,827.80
  4. Step 4: Simplify right side
    5,724.30x = 15,695,464.82
  5. Step 5: Solve for x
    x = 15,695,464.82/5,724.30
  6. Step 6: Final answer
    x = 2,741.90

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1.5x scale

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.