Home / 4,728.48-7,086.51-2,095.08

Finding the Fourth Proportional to 4,728.48, 7,086.51 and 2,095.08

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Solution

The fourth proportional to 4,728.48, 7,086.51 and 2,095.08 is: 3,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.48 : 7,086.51 = 2,095.08 : x
  2. Step 2: Convert to fraction form
    4,728.48/7,086.51 = 2,095.08/x
  3. Step 3: Cross multiply
    4,728.48x = 7,086.51 × 2,095.08
  4. Step 4: Simplify right side
    4,728.48x = 14,846,805.37
  5. Step 5: Solve for x
    x = 14,846,805.37/4,728.48
  6. Step 6: Final answer
    x = 3,139.87

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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.