Home / 3,923.30-5,884.95-1,458.65

Finding the Fourth Proportional to 3,923.30, 5,884.95 and 1,458.65

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Solution

The fourth proportional to 3,923.30, 5,884.95 and 1,458.65 is: 2,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.30 : 5,884.95 = 1,458.65 : x
  2. Step 2: Convert to fraction form
    3,923.30/5,884.95 = 1,458.65/x
  3. Step 3: Cross multiply
    3,923.30x = 5,884.95 × 1,458.65
  4. Step 4: Simplify right side
    3,923.30x = 8,584,082.32
  5. Step 5: Solve for x
    x = 8,584,082.32/3,923.30
  6. Step 6: Final answer
    x = 2,187.98

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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.