Home / 1,458.35-2,176.32-1,302.65

Finding the Fourth Proportional to 1,458.35, 2,176.32 and 1,302.65

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Solution

The fourth proportional to 1,458.35, 2,176.32 and 1,302.65 is: 1,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.35 : 2,176.32 = 1,302.65 : x
  2. Step 2: Convert to fraction form
    1,458.35/2,176.32 = 1,302.65/x
  3. Step 3: Cross multiply
    1,458.35x = 2,176.32 × 1,302.65
  4. Step 4: Simplify right side
    1,458.35x = 2,834,983.25
  5. Step 5: Solve for x
    x = 2,834,983.25/1,458.35
  6. Step 6: Final answer
    x = 1,943.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.