Home / 5,414.55-7,460.47-3,643.08

Finding the Fourth Proportional to 5,414.55, 7,460.47 and 3,643.08

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Solution

The fourth proportional to 5,414.55, 7,460.47 and 3,643.08 is: 5,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.55 : 7,460.47 = 3,643.08 : x
  2. Step 2: Convert to fraction form
    5,414.55/7,460.47 = 3,643.08/x
  3. Step 3: Cross multiply
    5,414.55x = 7,460.47 × 3,643.08
  4. Step 4: Simplify right side
    5,414.55x = 27,179,065.62
  5. Step 5: Solve for x
    x = 27,179,065.62/5,414.55
  6. Step 6: Final answer
    x = 5,019.64

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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.