Home / 9,439.42-14,161.18-2,866.10

Finding the Fourth Proportional to 9,439.42, 14,161.18 and 2,866.10

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Solution

The fourth proportional to 9,439.42, 14,161.18 and 2,866.10 is: 4,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.42 : 14,161.18 = 2,866.10 : x
  2. Step 2: Convert to fraction form
    9,439.42/14,161.18 = 2,866.10/x
  3. Step 3: Cross multiply
    9,439.42x = 14,161.18 × 2,866.10
  4. Step 4: Simplify right side
    9,439.42x = 40,587,358.00
  5. Step 5: Solve for x
    x = 40,587,358.00/9,439.42
  6. Step 6: Final answer
    x = 4,299.77

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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.