Home / 3,864.48-5,330.16-2,448.60

Finding the Fourth Proportional to 3,864.48, 5,330.16 and 2,448.60

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Solution

The fourth proportional to 3,864.48, 5,330.16 and 2,448.60 is: 3,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.48 : 5,330.16 = 2,448.60 : x
  2. Step 2: Convert to fraction form
    3,864.48/5,330.16 = 2,448.60/x
  3. Step 3: Cross multiply
    3,864.48x = 5,330.16 × 2,448.60
  4. Step 4: Simplify right side
    3,864.48x = 13,051,429.78
  5. Step 5: Solve for x
    x = 13,051,429.78/3,864.48
  6. Step 6: Final answer
    x = 3,377.28

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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.