Home / 6,117.79-9,176.69-5,806.15

Finding the Fourth Proportional to 6,117.79, 9,176.69 and 5,806.15

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Solution

The fourth proportional to 6,117.79, 9,176.69 and 5,806.15 is: 8,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.79 : 9,176.69 = 5,806.15 : x
  2. Step 2: Convert to fraction form
    6,117.79/9,176.69 = 5,806.15/x
  3. Step 3: Cross multiply
    6,117.79x = 9,176.69 × 5,806.15
  4. Step 4: Simplify right side
    6,117.79x = 53,281,238.64
  5. Step 5: Solve for x
    x = 53,281,238.64/6,117.79
  6. Step 6: Final answer
    x = 8,709.23

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.