Home / 6,516.06-8,991.93-3,531.84

Finding the Fourth Proportional to 6,516.06, 8,991.93 and 3,531.84

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Solution

The fourth proportional to 6,516.06, 8,991.93 and 3,531.84 is: 4,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.06 : 8,991.93 = 3,531.84 : x
  2. Step 2: Convert to fraction form
    6,516.06/8,991.93 = 3,531.84/x
  3. Step 3: Cross multiply
    6,516.06x = 8,991.93 × 3,531.84
  4. Step 4: Simplify right side
    6,516.06x = 31,758,058.05
  5. Step 5: Solve for x
    x = 31,758,058.05/6,516.06
  6. Step 6: Final answer
    x = 4,873.81

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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.