Home / 5,534.80-8,343.64-5,168.16

Finding the Fourth Proportional to 5,534.80, 8,343.64 and 5,168.16

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Solution

The fourth proportional to 5,534.80, 8,343.64 and 5,168.16 is: 7,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.80 : 8,343.64 = 5,168.16 : x
  2. Step 2: Convert to fraction form
    5,534.80/8,343.64 = 5,168.16/x
  3. Step 3: Cross multiply
    5,534.80x = 8,343.64 × 5,168.16
  4. Step 4: Simplify right side
    5,534.80x = 43,121,266.50
  5. Step 5: Solve for x
    x = 43,121,266.50/5,534.80
  6. Step 6: Final answer
    x = 7,790.93

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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.