Home / 8,320.07-11,465.85-5,958.11

Finding the Fourth Proportional to 8,320.07, 11,465.85 and 5,958.11

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Solution

The fourth proportional to 8,320.07, 11,465.85 and 5,958.11 is: 8,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320.07 : 11,465.85 = 5,958.11 : x
  2. Step 2: Convert to fraction form
    8,320.07/11,465.85 = 5,958.11/x
  3. Step 3: Cross multiply
    8,320.07x = 11,465.85 × 5,958.11
  4. Step 4: Simplify right side
    8,320.07x = 68,314,795.54
  5. Step 5: Solve for x
    x = 68,314,795.54/8,320.07
  6. Step 6: Final answer
    x = 8,210.84

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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.