Home / 2,611.04-3,911.33-1,570.47

Finding the Fourth Proportional to 2,611.04, 3,911.33 and 1,570.47

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Solution

The fourth proportional to 2,611.04, 3,911.33 and 1,570.47 is: 2,352.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.04 : 3,911.33 = 1,570.47 : x
  2. Step 2: Convert to fraction form
    2,611.04/3,911.33 = 1,570.47/x
  3. Step 3: Cross multiply
    2,611.04x = 3,911.33 × 1,570.47
  4. Step 4: Simplify right side
    2,611.04x = 6,142,626.43
  5. Step 5: Solve for x
    x = 6,142,626.43/2,611.04
  6. Step 6: Final answer
    x = 2,352.56

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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.