Home / 2,651.04-3,657.99-1,531.93

Finding the Fourth Proportional to 2,651.04, 3,657.99 and 1,531.93

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Solution

The fourth proportional to 2,651.04, 3,657.99 and 1,531.93 is: 2,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.04 : 3,657.99 = 1,531.93 : x
  2. Step 2: Convert to fraction form
    2,651.04/3,657.99 = 1,531.93/x
  3. Step 3: Cross multiply
    2,651.04x = 3,657.99 × 1,531.93
  4. Step 4: Simplify right side
    2,651.04x = 5,603,784.62
  5. Step 5: Solve for x
    x = 5,603,784.62/2,651.04
  6. Step 6: Final answer
    x = 2,113.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.