Home / 9,176.19-12,668.52-6,655.88

Finding the Fourth Proportional to 9,176.19, 12,668.52 and 6,655.88

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Solution

The fourth proportional to 9,176.19, 12,668.52 and 6,655.88 is: 9,189.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.19 : 12,668.52 = 6,655.88 : x
  2. Step 2: Convert to fraction form
    9,176.19/12,668.52 = 6,655.88/x
  3. Step 3: Cross multiply
    9,176.19x = 12,668.52 × 6,655.88
  4. Step 4: Simplify right side
    9,176.19x = 84,320,085.56
  5. Step 5: Solve for x
    x = 84,320,085.56/9,176.19
  6. Step 6: Final answer
    x = 9,189.01

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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.