Home / 9,336.54-12,889.14-6,154.45

Finding the Fourth Proportional to 9,336.54, 12,889.14 and 6,154.45

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Solution

The fourth proportional to 9,336.54, 12,889.14 and 6,154.45 is: 8,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336.54 : 12,889.14 = 6,154.45 : x
  2. Step 2: Convert to fraction form
    9,336.54/12,889.14 = 6,154.45/x
  3. Step 3: Cross multiply
    9,336.54x = 12,889.14 × 6,154.45
  4. Step 4: Simplify right side
    9,336.54x = 79,325,560.71
  5. Step 5: Solve for x
    x = 79,325,560.71/9,336.54
  6. Step 6: Final answer
    x = 8,496.25

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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.