Home / 9,065.81-12,511.71-6,087.84

Finding the Fourth Proportional to 9,065.81, 12,511.71 and 6,087.84

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Solution

The fourth proportional to 9,065.81, 12,511.71 and 6,087.84 is: 8,401.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.81 : 12,511.71 = 6,087.84 : x
  2. Step 2: Convert to fraction form
    9,065.81/12,511.71 = 6,087.84/x
  3. Step 3: Cross multiply
    9,065.81x = 12,511.71 × 6,087.84
  4. Step 4: Simplify right side
    9,065.81x = 76,169,288.61
  5. Step 5: Solve for x
    x = 76,169,288.61/9,065.81
  6. Step 6: Final answer
    x = 8,401.82

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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.