Home / 11,800.02-16,282.16-6,763.28

Finding the Fourth Proportional to 11,800.02, 16,282.16 and 6,763.28

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Solution

The fourth proportional to 11,800.02, 16,282.16 and 6,763.28 is: 9,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.02 : 16,282.16 = 6,763.28 : x
  2. Step 2: Convert to fraction form
    11,800.02/16,282.16 = 6,763.28/x
  3. Step 3: Cross multiply
    11,800.02x = 16,282.16 × 6,763.28
  4. Step 4: Simplify right side
    11,800.02x = 110,120,691.86
  5. Step 5: Solve for x
    x = 110,120,691.86/11,800.02
  6. Step 6: Final answer
    x = 9,332.25

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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.