Home / 5,089.16-7,022.23-3,100.34

Finding the Fourth Proportional to 5,089.16, 7,022.23 and 3,100.34

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Solution

The fourth proportional to 5,089.16, 7,022.23 and 3,100.34 is: 4,277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.16 : 7,022.23 = 3,100.34 : x
  2. Step 2: Convert to fraction form
    5,089.16/7,022.23 = 3,100.34/x
  3. Step 3: Cross multiply
    5,089.16x = 7,022.23 × 3,100.34
  4. Step 4: Simplify right side
    5,089.16x = 21,771,310.36
  5. Step 5: Solve for x
    x = 21,771,310.36/5,089.16
  6. Step 6: Final answer
    x = 4,277.98

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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.