Home / 3,572.34-5,356.53-1,106.49

Finding the Fourth Proportional to 3,572.34, 5,356.53 and 1,106.49

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Solution

The fourth proportional to 3,572.34, 5,356.53 and 1,106.49 is: 1,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.34 : 5,356.53 = 1,106.49 : x
  2. Step 2: Convert to fraction form
    3,572.34/5,356.53 = 1,106.49/x
  3. Step 3: Cross multiply
    3,572.34x = 5,356.53 × 1,106.49
  4. Step 4: Simplify right side
    3,572.34x = 5,926,946.88
  5. Step 5: Solve for x
    x = 5,926,946.88/3,572.34
  6. Step 6: Final answer
    x = 1,659.12

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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.