Home / 8,848.09-12,210.36-5,311.33

Finding the Fourth Proportional to 8,848.09, 12,210.36 and 5,311.33

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Solution

The fourth proportional to 8,848.09, 12,210.36 and 5,311.33 is: 7,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.09 : 12,210.36 = 5,311.33 : x
  2. Step 2: Convert to fraction form
    8,848.09/12,210.36 = 5,311.33/x
  3. Step 3: Cross multiply
    8,848.09x = 12,210.36 × 5,311.33
  4. Step 4: Simplify right side
    8,848.09x = 64,853,251.38
  5. Step 5: Solve for x
    x = 64,853,251.38/8,848.09
  6. Step 6: Final answer
    x = 7,329.63

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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.