Home / 5,530.04-7,618.47-3,848.56

Finding the Fourth Proportional to 5,530.04, 7,618.47 and 3,848.56

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Solution

The fourth proportional to 5,530.04, 7,618.47 and 3,848.56 is: 5,301.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.04 : 7,618.47 = 3,848.56 : x
  2. Step 2: Convert to fraction form
    5,530.04/7,618.47 = 3,848.56/x
  3. Step 3: Cross multiply
    5,530.04x = 7,618.47 × 3,848.56
  4. Step 4: Simplify right side
    5,530.04x = 29,320,138.90
  5. Step 5: Solve for x
    x = 29,320,138.90/5,530.04
  6. Step 6: Final answer
    x = 5,301.98

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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.