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Finding the Fourth Proportional to 7,068.84, 9,750.67 and 5,082.09

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Solution

The fourth proportional to 7,068.84, 9,750.67 and 5,082.09 is: 7,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.84 : 9,750.67 = 5,082.09 : x
  2. Step 2: Convert to fraction form
    7,068.84/9,750.67 = 5,082.09/x
  3. Step 3: Cross multiply
    7,068.84x = 9,750.67 × 5,082.09
  4. Step 4: Simplify right side
    7,068.84x = 49,553,782.50
  5. Step 5: Solve for x
    x = 49,553,782.50/7,068.84
  6. Step 6: Final answer
    x = 7,010.17

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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.