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Finding the Fourth Proportional to 7,060, 10,590 and 2,956

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Solution

The fourth proportional to 7,060, 10,590 and 2,956 is: 4,434

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060 : 10,590 = 2,956 : x
  2. Step 2: Convert to fraction form
    7,060/10,590 = 2,956/x
  3. Step 3: Cross multiply
    7,060x = 10,590 × 2,956
  4. Step 4: Simplify right side
    7,060x = 31,304,040
  5. Step 5: Solve for x
    x = 31,304,040/7,060
  6. Step 6: Final answer
    x = 4,434

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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.