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Finding the Fourth Proportional to 3,530.52, 5,295.96 and 933.48

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Solution

The fourth proportional to 3,530.52, 5,295.96 and 933.48 is: 1,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.52 : 5,295.96 = 933.48 : x
  2. Step 2: Convert to fraction form
    3,530.52/5,295.96 = 933.48/x
  3. Step 3: Cross multiply
    3,530.52x = 5,295.96 × 933.48
  4. Step 4: Simplify right side
    3,530.52x = 4,943,672.74
  5. Step 5: Solve for x
    x = 4,943,672.74/3,530.52
  6. Step 6: Final answer
    x = 1,400.27

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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.