Home / 2,335.65-3,501.05-1,238.51

Finding the Fourth Proportional to 2,335.65, 3,501.05 and 1,238.51

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Solution

The fourth proportional to 2,335.65, 3,501.05 and 1,238.51 is: 1,856.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.65 : 3,501.05 = 1,238.51 : x
  2. Step 2: Convert to fraction form
    2,335.65/3,501.05 = 1,238.51/x
  3. Step 3: Cross multiply
    2,335.65x = 3,501.05 × 1,238.51
  4. Step 4: Simplify right side
    2,335.65x = 4,336,061.74
  5. Step 5: Solve for x
    x = 4,336,061.74/2,335.65
  6. Step 6: Final answer
    x = 1,856.47

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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.