Home / 9,372.05-12,928.31-6,011.12

Finding the Fourth Proportional to 9,372.05, 12,928.31 and 6,011.12

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Solution

The fourth proportional to 9,372.05, 12,928.31 and 6,011.12 is: 8,292.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.05 : 12,928.31 = 6,011.12 : x
  2. Step 2: Convert to fraction form
    9,372.05/12,928.31 = 6,011.12/x
  3. Step 3: Cross multiply
    9,372.05x = 12,928.31 × 6,011.12
  4. Step 4: Simplify right side
    9,372.05x = 77,713,647.61
  5. Step 5: Solve for x
    x = 77,713,647.61/9,372.05
  6. Step 6: Final answer
    x = 8,292.07

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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.