Home / 3,548.19-5,317.56-1,881.97

Finding the Fourth Proportional to 3,548.19, 5,317.56 and 1,881.97

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Solution

The fourth proportional to 3,548.19, 5,317.56 and 1,881.97 is: 2,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.19 : 5,317.56 = 1,881.97 : x
  2. Step 2: Convert to fraction form
    3,548.19/5,317.56 = 1,881.97/x
  3. Step 3: Cross multiply
    3,548.19x = 5,317.56 × 1,881.97
  4. Step 4: Simplify right side
    3,548.19x = 10,007,482.16
  5. Step 5: Solve for x
    x = 10,007,482.16/3,548.19
  6. Step 6: Final answer
    x = 2,820.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.