Home / 8,846.08-12,207.78-4,867.40

Finding the Fourth Proportional to 8,846.08, 12,207.78 and 4,867.40

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Solution

The fourth proportional to 8,846.08, 12,207.78 and 4,867.40 is: 6,717.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.08 : 12,207.78 = 4,867.40 : x
  2. Step 2: Convert to fraction form
    8,846.08/12,207.78 = 4,867.40/x
  3. Step 3: Cross multiply
    8,846.08x = 12,207.78 × 4,867.40
  4. Step 4: Simplify right side
    8,846.08x = 59,420,148.37
  5. Step 5: Solve for x
    x = 59,420,148.37/8,846.08
  6. Step 6: Final answer
    x = 6,717.12

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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.