Home / 3,681.01-5,512.74-2,116.23

Finding the Fourth Proportional to 3,681.01, 5,512.74 and 2,116.23

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Solution

The fourth proportional to 3,681.01, 5,512.74 and 2,116.23 is: 3,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.01 : 5,512.74 = 2,116.23 : x
  2. Step 2: Convert to fraction form
    3,681.01/5,512.74 = 2,116.23/x
  3. Step 3: Cross multiply
    3,681.01x = 5,512.74 × 2,116.23
  4. Step 4: Simplify right side
    3,681.01x = 11,666,225.77
  5. Step 5: Solve for x
    x = 11,666,225.77/3,681.01
  6. Step 6: Final answer
    x = 3,169.30

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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.