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Finding the Fourth Proportional to 4,697.79, 6,476.06 and 3,576.78

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Solution

The fourth proportional to 4,697.79, 6,476.06 and 3,576.78 is: 4,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697.79 : 6,476.06 = 3,576.78 : x
  2. Step 2: Convert to fraction form
    4,697.79/6,476.06 = 3,576.78/x
  3. Step 3: Cross multiply
    4,697.79x = 6,476.06 × 3,576.78
  4. Step 4: Simplify right side
    4,697.79x = 23,163,424.00
  5. Step 5: Solve for x
    x = 23,163,424.00/4,697.79
  6. Step 6: Final answer
    x = 4,930.71

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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.