Home / 3,873.47-5,346.62-2,476.22

Finding the Fourth Proportional to 3,873.47, 5,346.62 and 2,476.22

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Solution

The fourth proportional to 3,873.47, 5,346.62 and 2,476.22 is: 3,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.47 : 5,346.62 = 2,476.22 : x
  2. Step 2: Convert to fraction form
    3,873.47/5,346.62 = 2,476.22/x
  3. Step 3: Cross multiply
    3,873.47x = 5,346.62 × 2,476.22
  4. Step 4: Simplify right side
    3,873.47x = 13,239,368.26
  5. Step 5: Solve for x
    x = 13,239,368.26/3,873.47
  6. Step 6: Final answer
    x = 3,417.97

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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.