Home / 9,332.08-12,877.68-5,140.33

Finding the Fourth Proportional to 9,332.08, 12,877.68 and 5,140.33

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Solution

The fourth proportional to 9,332.08, 12,877.68 and 5,140.33 is: 7,093.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.08 : 12,877.68 = 5,140.33 : x
  2. Step 2: Convert to fraction form
    9,332.08/12,877.68 = 5,140.33/x
  3. Step 3: Cross multiply
    9,332.08x = 12,877.68 × 5,140.33
  4. Step 4: Simplify right side
    9,332.08x = 66,195,511.92
  5. Step 5: Solve for x
    x = 66,195,511.92/9,332.08
  6. Step 6: Final answer
    x = 7,093.33

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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.