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Finding the Fourth Proportional to 4,953.62, 6,835.98 and 2,715.53

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Solution

The fourth proportional to 4,953.62, 6,835.98 and 2,715.53 is: 3,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.62 : 6,835.98 = 2,715.53 : x
  2. Step 2: Convert to fraction form
    4,953.62/6,835.98 = 2,715.53/x
  3. Step 3: Cross multiply
    4,953.62x = 6,835.98 × 2,715.53
  4. Step 4: Simplify right side
    4,953.62x = 18,563,308.77
  5. Step 5: Solve for x
    x = 18,563,308.77/4,953.62
  6. Step 6: Final answer
    x = 3,747.42

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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.