Home / 5,141.61-7,095.56-3,153.26

Finding the Fourth Proportional to 5,141.61, 7,095.56 and 3,153.26

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Solution

The fourth proportional to 5,141.61, 7,095.56 and 3,153.26 is: 4,351.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.61 : 7,095.56 = 3,153.26 : x
  2. Step 2: Convert to fraction form
    5,141.61/7,095.56 = 3,153.26/x
  3. Step 3: Cross multiply
    5,141.61x = 7,095.56 × 3,153.26
  4. Step 4: Simplify right side
    5,141.61x = 22,374,145.53
  5. Step 5: Solve for x
    x = 22,374,145.53/5,141.61
  6. Step 6: Final answer
    x = 4,351.58

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1.5x scale

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.