Home / 9,621.96-13,290.84-6,632.52

Finding the Fourth Proportional to 9,621.96, 13,290.84 and 6,632.52

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Solution

The fourth proportional to 9,621.96, 13,290.84 and 6,632.52 is: 9,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.96 : 13,290.84 = 6,632.52 : x
  2. Step 2: Convert to fraction form
    9,621.96/13,290.84 = 6,632.52/x
  3. Step 3: Cross multiply
    9,621.96x = 13,290.84 × 6,632.52
  4. Step 4: Simplify right side
    9,621.96x = 88,151,762.12
  5. Step 5: Solve for x
    x = 88,151,762.12/9,621.96
  6. Step 6: Final answer
    x = 9,161.52

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Similar ratio
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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.