Home / 2,335.25-3,501.65-691.58

Finding the Fourth Proportional to 2,335.25, 3,501.65 and 691.58

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Solution

The fourth proportional to 2,335.25, 3,501.65 and 691.58 is: 1,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.25 : 3,501.65 = 691.58 : x
  2. Step 2: Convert to fraction form
    2,335.25/3,501.65 = 691.58/x
  3. Step 3: Cross multiply
    2,335.25x = 3,501.65 × 691.58
  4. Step 4: Simplify right side
    2,335.25x = 2,421,667.65
  5. Step 5: Solve for x
    x = 2,421,667.65/2,335.25
  6. Step 6: Final answer
    x = 1,037.01

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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.