Home / 3,574.60-5,362.13-1,111.03

Finding the Fourth Proportional to 3,574.60, 5,362.13 and 1,111.03

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Solution

The fourth proportional to 3,574.60, 5,362.13 and 1,111.03 is: 1,666.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.60 : 5,362.13 = 1,111.03 : x
  2. Step 2: Convert to fraction form
    3,574.60/5,362.13 = 1,111.03/x
  3. Step 3: Cross multiply
    3,574.60x = 5,362.13 × 1,111.03
  4. Step 4: Simplify right side
    3,574.60x = 5,957,487.29
  5. Step 5: Solve for x
    x = 5,957,487.29/3,574.60
  6. Step 6: Final answer
    x = 1,666.62

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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.