Home / 8,367.12-11,549.64-5,222.16

Finding the Fourth Proportional to 8,367.12, 11,549.64 and 5,222.16

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Solution

The fourth proportional to 8,367.12, 11,549.64 and 5,222.16 is: 7,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.12 : 11,549.64 = 5,222.16 : x
  2. Step 2: Convert to fraction form
    8,367.12/11,549.64 = 5,222.16/x
  3. Step 3: Cross multiply
    8,367.12x = 11,549.64 × 5,222.16
  4. Step 4: Simplify right side
    8,367.12x = 60,314,068.02
  5. Step 5: Solve for x
    x = 60,314,068.02/8,367.12
  6. Step 6: Final answer
    x = 7,208.46

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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.