Home / 5,728.30-8,595.35-2,607.87

Finding the Fourth Proportional to 5,728.30, 8,595.35 and 2,607.87

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Solution

The fourth proportional to 5,728.30, 8,595.35 and 2,607.87 is: 3,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.30 : 8,595.35 = 2,607.87 : x
  2. Step 2: Convert to fraction form
    5,728.30/8,595.35 = 2,607.87/x
  3. Step 3: Cross multiply
    5,728.30x = 8,595.35 × 2,607.87
  4. Step 4: Simplify right side
    5,728.30x = 22,415,584.38
  5. Step 5: Solve for x
    x = 22,415,584.38/5,728.30
  6. Step 6: Final answer
    x = 3,913.13

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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.