Home / 2,505.19-3,750.40-2,398.27

Finding the Fourth Proportional to 2,505.19, 3,750.40 and 2,398.27

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Solution

The fourth proportional to 2,505.19, 3,750.40 and 2,398.27 is: 3,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.19 : 3,750.40 = 2,398.27 : x
  2. Step 2: Convert to fraction form
    2,505.19/3,750.40 = 2,398.27/x
  3. Step 3: Cross multiply
    2,505.19x = 3,750.40 × 2,398.27
  4. Step 4: Simplify right side
    2,505.19x = 8,994,471.81
  5. Step 5: Solve for x
    x = 8,994,471.81/2,505.19
  6. Step 6: Final answer
    x = 3,590.34

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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.