Home / 5,157.23-7,116.55-3,032.83

Finding the Fourth Proportional to 5,157.23, 7,116.55 and 3,032.83

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Solution

The fourth proportional to 5,157.23, 7,116.55 and 3,032.83 is: 4,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157.23 : 7,116.55 = 3,032.83 : x
  2. Step 2: Convert to fraction form
    5,157.23/7,116.55 = 3,032.83/x
  3. Step 3: Cross multiply
    5,157.23x = 7,116.55 × 3,032.83
  4. Step 4: Simplify right side
    5,157.23x = 21,583,286.34
  5. Step 5: Solve for x
    x = 21,583,286.34/5,157.23
  6. Step 6: Final answer
    x = 4,185.05

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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.