Home / 4,868.51-7,290.41-3,548.21

Finding the Fourth Proportional to 4,868.51, 7,290.41 and 3,548.21

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Solution

The fourth proportional to 4,868.51, 7,290.41 and 3,548.21 is: 5,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.51 : 7,290.41 = 3,548.21 : x
  2. Step 2: Convert to fraction form
    4,868.51/7,290.41 = 3,548.21/x
  3. Step 3: Cross multiply
    4,868.51x = 7,290.41 × 3,548.21
  4. Step 4: Simplify right side
    4,868.51x = 25,867,851.47
  5. Step 5: Solve for x
    x = 25,867,851.47/4,868.51
  6. Step 6: Final answer
    x = 5,313.30

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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.