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Finding the Fourth Proportional to 7,087.89, 10,633.14 and 2,927.10

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Solution

The fourth proportional to 7,087.89, 10,633.14 and 2,927.10 is: 4,391.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.89 : 10,633.14 = 2,927.10 : x
  2. Step 2: Convert to fraction form
    7,087.89/10,633.14 = 2,927.10/x
  3. Step 3: Cross multiply
    7,087.89x = 10,633.14 × 2,927.10
  4. Step 4: Simplify right side
    7,087.89x = 31,124,264.09
  5. Step 5: Solve for x
    x = 31,124,264.09/7,087.89
  6. Step 6: Final answer
    x = 4,391.19

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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.