Home / 8,168.49-11,272.28-4,632.84

Finding the Fourth Proportional to 8,168.49, 11,272.28 and 4,632.84

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Solution

The fourth proportional to 8,168.49, 11,272.28 and 4,632.84 is: 6,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.49 : 11,272.28 = 4,632.84 : x
  2. Step 2: Convert to fraction form
    8,168.49/11,272.28 = 4,632.84/x
  3. Step 3: Cross multiply
    8,168.49x = 11,272.28 × 4,632.84
  4. Step 4: Simplify right side
    8,168.49x = 52,222,646.51
  5. Step 5: Solve for x
    x = 52,222,646.51/8,168.49
  6. Step 6: Final answer
    x = 6,393.18

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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.