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Finding the Fourth Proportional to 5,313.69, 7,333.25 and 3,548.25

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Solution

The fourth proportional to 5,313.69, 7,333.25 and 3,548.25 is: 4,896.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.69 : 7,333.25 = 3,548.25 : x
  2. Step 2: Convert to fraction form
    5,313.69/7,333.25 = 3,548.25/x
  3. Step 3: Cross multiply
    5,313.69x = 7,333.25 × 3,548.25
  4. Step 4: Simplify right side
    5,313.69x = 26,020,186.57
  5. Step 5: Solve for x
    x = 26,020,186.57/5,313.69
  6. Step 6: Final answer
    x = 4,896.82

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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.