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Finding the Fourth Proportional to 8,045.84, 12,068.76 and 2,850.50

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Solution

The fourth proportional to 8,045.84, 12,068.76 and 2,850.50 is: 4,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.84 : 12,068.76 = 2,850.50 : x
  2. Step 2: Convert to fraction form
    8,045.84/12,068.76 = 2,850.50/x
  3. Step 3: Cross multiply
    8,045.84x = 12,068.76 × 2,850.50
  4. Step 4: Simplify right side
    8,045.84x = 34,402,000.38
  5. Step 5: Solve for x
    x = 34,402,000.38/8,045.84
  6. Step 6: Final answer
    x = 4,275.75

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.