Home / 5,101.16-7,647.33-4,230.92

Finding the Fourth Proportional to 5,101.16, 7,647.33 and 4,230.92

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Solution

The fourth proportional to 5,101.16, 7,647.33 and 4,230.92 is: 6,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.16 : 7,647.33 = 4,230.92 : x
  2. Step 2: Convert to fraction form
    5,101.16/7,647.33 = 4,230.92/x
  3. Step 3: Cross multiply
    5,101.16x = 7,647.33 × 4,230.92
  4. Step 4: Simplify right side
    5,101.16x = 32,355,203.21
  5. Step 5: Solve for x
    x = 32,355,203.21/5,101.16
  6. Step 6: Final answer
    x = 6,342.72

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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.