Home / 3,864.32-5,788.48-2,566.40

Finding the Fourth Proportional to 3,864.32, 5,788.48 and 2,566.40

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Solution

The fourth proportional to 3,864.32, 5,788.48 and 2,566.40 is: 3,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.32 : 5,788.48 = 2,566.40 : x
  2. Step 2: Convert to fraction form
    3,864.32/5,788.48 = 2,566.40/x
  3. Step 3: Cross multiply
    3,864.32x = 5,788.48 × 2,566.40
  4. Step 4: Simplify right side
    3,864.32x = 14,855,555.07
  5. Step 5: Solve for x
    x = 14,855,555.07/3,864.32
  6. Step 6: Final answer
    x = 3,844.29

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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.