Home / 5,537.49-7,641.64-3,019.62

Finding the Fourth Proportional to 5,537.49, 7,641.64 and 3,019.62

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Solution

The fourth proportional to 5,537.49, 7,641.64 and 3,019.62 is: 4,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.49 : 7,641.64 = 3,019.62 : x
  2. Step 2: Convert to fraction form
    5,537.49/7,641.64 = 3,019.62/x
  3. Step 3: Cross multiply
    5,537.49x = 7,641.64 × 3,019.62
  4. Step 4: Simplify right side
    5,537.49x = 23,074,848.98
  5. Step 5: Solve for x
    x = 23,074,848.98/5,537.49
  6. Step 6: Final answer
    x = 4,167.02

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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.