Home / 2,058.16-2,836.16-1,436.08

Finding the Fourth Proportional to 2,058.16, 2,836.16 and 1,436.08

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Solution

The fourth proportional to 2,058.16, 2,836.16 and 1,436.08 is: 1,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.16 : 2,836.16 = 1,436.08 : x
  2. Step 2: Convert to fraction form
    2,058.16/2,836.16 = 1,436.08/x
  3. Step 3: Cross multiply
    2,058.16x = 2,836.16 × 1,436.08
  4. Step 4: Simplify right side
    2,058.16x = 4,072,952.65
  5. Step 5: Solve for x
    x = 4,072,952.65/2,058.16
  6. Step 6: Final answer
    x = 1,978.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.