Home / 9,439.17-14,162.63-4,171.39

Finding the Fourth Proportional to 9,439.17, 14,162.63 and 4,171.39

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Solution

The fourth proportional to 9,439.17, 14,162.63 and 4,171.39 is: 6,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.17 : 14,162.63 = 4,171.39 : x
  2. Step 2: Convert to fraction form
    9,439.17/14,162.63 = 4,171.39/x
  3. Step 3: Cross multiply
    9,439.17x = 14,162.63 × 4,171.39
  4. Step 4: Simplify right side
    9,439.17x = 59,077,853.16
  5. Step 5: Solve for x
    x = 59,077,853.16/9,439.17
  6. Step 6: Final answer
    x = 6,258.80

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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.