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Finding the Fourth Proportional to 5,133.53, 7,071.98 and 4,883.39

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Solution

The fourth proportional to 5,133.53, 7,071.98 and 4,883.39 is: 6,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.53 : 7,071.98 = 4,883.39 : x
  2. Step 2: Convert to fraction form
    5,133.53/7,071.98 = 4,883.39/x
  3. Step 3: Cross multiply
    5,133.53x = 7,071.98 × 4,883.39
  4. Step 4: Simplify right side
    5,133.53x = 34,535,244.36
  5. Step 5: Solve for x
    x = 34,535,244.36/5,133.53
  6. Step 6: Final answer
    x = 6,727.39

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Half scale
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Double scale
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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.