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Finding the Fourth Proportional to 4,926.66, 7,389.99 and 4,576.74

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Solution

The fourth proportional to 4,926.66, 7,389.99 and 4,576.74 is: 6,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.66 : 7,389.99 = 4,576.74 : x
  2. Step 2: Convert to fraction form
    4,926.66/7,389.99 = 4,576.74/x
  3. Step 3: Cross multiply
    4,926.66x = 7,389.99 × 4,576.74
  4. Step 4: Simplify right side
    4,926.66x = 33,822,062.83
  5. Step 5: Solve for x
    x = 33,822,062.83/4,926.66
  6. Step 6: Final answer
    x = 6,865.11

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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.