Home / 8,520.93-11,759.46-4,744.05

Finding the Fourth Proportional to 8,520.93, 11,759.46 and 4,744.05

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Solution

The fourth proportional to 8,520.93, 11,759.46 and 4,744.05 is: 6,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.93 : 11,759.46 = 4,744.05 : x
  2. Step 2: Convert to fraction form
    8,520.93/11,759.46 = 4,744.05/x
  3. Step 3: Cross multiply
    8,520.93x = 11,759.46 × 4,744.05
  4. Step 4: Simplify right side
    8,520.93x = 55,787,466.21
  5. Step 5: Solve for x
    x = 55,787,466.21/8,520.93
  6. Step 6: Final answer
    x = 6,547.11

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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.