Home / 2,231-3,345.96-1,060.28

Finding the Fourth Proportional to 2,231, 3,345.96 and 1,060.28

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Solution

The fourth proportional to 2,231, 3,345.96 and 1,060.28 is: 1,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231 : 3,345.96 = 1,060.28 : x
  2. Step 2: Convert to fraction form
    2,231/3,345.96 = 1,060.28/x
  3. Step 3: Cross multiply
    2,231x = 3,345.96 × 1,060.28
  4. Step 4: Simplify right side
    2,231x = 3,547,654.47
  5. Step 5: Solve for x
    x = 3,547,654.47/2,231
  6. Step 6: Final answer
    x = 1,590.16

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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.