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Finding the Fourth Proportional to 5,253, 7,247.88 and 4,134.12

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Solution

The fourth proportional to 5,253, 7,247.88 and 4,134.12 is: 5,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253 : 7,247.88 = 4,134.12 : x
  2. Step 2: Convert to fraction form
    5,253/7,247.88 = 4,134.12/x
  3. Step 3: Cross multiply
    5,253x = 7,247.88 × 4,134.12
  4. Step 4: Simplify right side
    5,253x = 29,963,605.67
  5. Step 5: Solve for x
    x = 29,963,605.67/5,253
  6. Step 6: Final answer
    x = 5,704.09

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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.