Home / 3,529.55-5,293.47-1,188.95

Finding the Fourth Proportional to 3,529.55, 5,293.47 and 1,188.95

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Solution

The fourth proportional to 3,529.55, 5,293.47 and 1,188.95 is: 1,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.55 : 5,293.47 = 1,188.95 : x
  2. Step 2: Convert to fraction form
    3,529.55/5,293.47 = 1,188.95/x
  3. Step 3: Cross multiply
    3,529.55x = 5,293.47 × 1,188.95
  4. Step 4: Simplify right side
    3,529.55x = 6,293,687.36
  5. Step 5: Solve for x
    x = 6,293,687.36/3,529.55
  6. Step 6: Final answer
    x = 1,783.14

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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.