Home / 4,012.23-5,539.96-3,126.50

Finding the Fourth Proportional to 4,012.23, 5,539.96 and 3,126.50

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Solution

The fourth proportional to 4,012.23, 5,539.96 and 3,126.50 is: 4,316.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.23 : 5,539.96 = 3,126.50 : x
  2. Step 2: Convert to fraction form
    4,012.23/5,539.96 = 3,126.50/x
  3. Step 3: Cross multiply
    4,012.23x = 5,539.96 × 3,126.50
  4. Step 4: Simplify right side
    4,012.23x = 17,320,681.92
  5. Step 5: Solve for x
    x = 17,320,681.92/4,012.23
  6. Step 6: Final answer
    x = 4,316.97

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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.