Home / 8,083.86-11,155.89-4,729.24

Finding the Fourth Proportional to 8,083.86, 11,155.89 and 4,729.24

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Solution

The fourth proportional to 8,083.86, 11,155.89 and 4,729.24 is: 6,526.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083.86 : 11,155.89 = 4,729.24 : x
  2. Step 2: Convert to fraction form
    8,083.86/11,155.89 = 4,729.24/x
  3. Step 3: Cross multiply
    8,083.86x = 11,155.89 × 4,729.24
  4. Step 4: Simplify right side
    8,083.86x = 52,758,881.22
  5. Step 5: Solve for x
    x = 52,758,881.22/8,083.86
  6. Step 6: Final answer
    x = 6,526.45

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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.