Home / 4,331.74-6,488.54-4,020.42

Finding the Fourth Proportional to 4,331.74, 6,488.54 and 4,020.42

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Solution

The fourth proportional to 4,331.74, 6,488.54 and 4,020.42 is: 6,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.74 : 6,488.54 = 4,020.42 : x
  2. Step 2: Convert to fraction form
    4,331.74/6,488.54 = 4,020.42/x
  3. Step 3: Cross multiply
    4,331.74x = 6,488.54 × 4,020.42
  4. Step 4: Simplify right side
    4,331.74x = 26,086,655.99
  5. Step 5: Solve for x
    x = 26,086,655.99/4,331.74
  6. Step 6: Final answer
    x = 6,022.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.