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Finding the Fourth Proportional to 5,497.56, 7,586.88 and 3,013.56

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Solution

The fourth proportional to 5,497.56, 7,586.88 and 3,013.56 is: 4,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.56 : 7,586.88 = 3,013.56 : x
  2. Step 2: Convert to fraction form
    5,497.56/7,586.88 = 3,013.56/x
  3. Step 3: Cross multiply
    5,497.56x = 7,586.88 × 3,013.56
  4. Step 4: Simplify right side
    5,497.56x = 22,863,518.09
  5. Step 5: Solve for x
    x = 22,863,518.09/5,497.56
  6. Step 6: Final answer
    x = 4,158.85

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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.