Home / 9,089.96-12,542.85-5,056.47

Finding the Fourth Proportional to 9,089.96, 12,542.85 and 5,056.47

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Solution

The fourth proportional to 9,089.96, 12,542.85 and 5,056.47 is: 6,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.96 : 12,542.85 = 5,056.47 : x
  2. Step 2: Convert to fraction form
    9,089.96/12,542.85 = 5,056.47/x
  3. Step 3: Cross multiply
    9,089.96x = 12,542.85 × 5,056.47
  4. Step 4: Simplify right side
    9,089.96x = 63,422,544.74
  5. Step 5: Solve for x
    x = 63,422,544.74/9,089.96
  6. Step 6: Final answer
    x = 6,977.21

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Double scale
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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.