Home / 3,864.98-5,333.88-2,448.16

Finding the Fourth Proportional to 3,864.98, 5,333.88 and 2,448.16

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Solution

The fourth proportional to 3,864.98, 5,333.88 and 2,448.16 is: 3,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.98 : 5,333.88 = 2,448.16 : x
  2. Step 2: Convert to fraction form
    3,864.98/5,333.88 = 2,448.16/x
  3. Step 3: Cross multiply
    3,864.98x = 5,333.88 × 2,448.16
  4. Step 4: Simplify right side
    3,864.98x = 13,058,191.66
  5. Step 5: Solve for x
    x = 13,058,191.66/3,864.98
  6. Step 6: Final answer
    x = 3,378.59

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1.5x scale

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.