Home / 9,288.05-12,812.31-6,101.84

Finding the Fourth Proportional to 9,288.05, 12,812.31 and 6,101.84

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Solution

The fourth proportional to 9,288.05, 12,812.31 and 6,101.84 is: 8,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.05 : 12,812.31 = 6,101.84 : x
  2. Step 2: Convert to fraction form
    9,288.05/12,812.31 = 6,101.84/x
  3. Step 3: Cross multiply
    9,288.05x = 12,812.31 × 6,101.84
  4. Step 4: Simplify right side
    9,288.05x = 78,178,697.68
  5. Step 5: Solve for x
    x = 78,178,697.68/9,288.05
  6. Step 6: Final answer
    x = 8,417.13

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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.