Home / 5,343.08-8,054.66-4,986.32

Finding the Fourth Proportional to 5,343.08, 8,054.66 and 4,986.32

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Solution

The fourth proportional to 5,343.08, 8,054.66 and 4,986.32 is: 7,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.08 : 8,054.66 = 4,986.32 : x
  2. Step 2: Convert to fraction form
    5,343.08/8,054.66 = 4,986.32/x
  3. Step 3: Cross multiply
    5,343.08x = 8,054.66 × 4,986.32
  4. Step 4: Simplify right side
    5,343.08x = 40,163,112.25
  5. Step 5: Solve for x
    x = 40,163,112.25/5,343.08
  6. Step 6: Final answer
    x = 7,516.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.