Home / 5,890.32-8,125.92-3,795.12

Finding the Fourth Proportional to 5,890.32, 8,125.92 and 3,795.12

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Solution

The fourth proportional to 5,890.32, 8,125.92 and 3,795.12 is: 5,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.32 : 8,125.92 = 3,795.12 : x
  2. Step 2: Convert to fraction form
    5,890.32/8,125.92 = 3,795.12/x
  3. Step 3: Cross multiply
    5,890.32x = 8,125.92 × 3,795.12
  4. Step 4: Simplify right side
    5,890.32x = 30,838,841.51
  5. Step 5: Solve for x
    x = 30,838,841.51/5,890.32
  6. Step 6: Final answer
    x = 5,235.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.