Home / 9,898.11-14,849.46-2,878.29

Finding the Fourth Proportional to 9,898.11, 14,849.46 and 2,878.29

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Solution

The fourth proportional to 9,898.11, 14,849.46 and 2,878.29 is: 4,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.11 : 14,849.46 = 2,878.29 : x
  2. Step 2: Convert to fraction form
    9,898.11/14,849.46 = 2,878.29/x
  3. Step 3: Cross multiply
    9,898.11x = 14,849.46 × 2,878.29
  4. Step 4: Simplify right side
    9,898.11x = 42,741,052.22
  5. Step 5: Solve for x
    x = 42,741,052.22/9,898.11
  6. Step 6: Final answer
    x = 4,318.10

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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.