Home / 8,219.16-11,337.84-5,073.12

Finding the Fourth Proportional to 8,219.16, 11,337.84 and 5,073.12

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Solution

The fourth proportional to 8,219.16, 11,337.84 and 5,073.12 is: 6,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.16 : 11,337.84 = 5,073.12 : x
  2. Step 2: Convert to fraction form
    8,219.16/11,337.84 = 5,073.12/x
  3. Step 3: Cross multiply
    8,219.16x = 11,337.84 × 5,073.12
  4. Step 4: Simplify right side
    8,219.16x = 57,518,222.86
  5. Step 5: Solve for x
    x = 57,518,222.86/8,219.16
  6. Step 6: Final answer
    x = 6,998.07

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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.