Home / 2,547.22-3,815.96-1,724.08

Finding the Fourth Proportional to 2,547.22, 3,815.96 and 1,724.08

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Solution

The fourth proportional to 2,547.22, 3,815.96 and 1,724.08 is: 2,582.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.22 : 3,815.96 = 1,724.08 : x
  2. Step 2: Convert to fraction form
    2,547.22/3,815.96 = 1,724.08/x
  3. Step 3: Cross multiply
    2,547.22x = 3,815.96 × 1,724.08
  4. Step 4: Simplify right side
    2,547.22x = 6,579,020.32
  5. Step 5: Solve for x
    x = 6,579,020.32/2,547.22
  6. Step 6: Final answer
    x = 2,582.82

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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.