Home / 5,153.22-7,110.90-2,914.74

Finding the Fourth Proportional to 5,153.22, 7,110.90 and 2,914.74

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Solution

The fourth proportional to 5,153.22, 7,110.90 and 2,914.74 is: 4,022.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.22 : 7,110.90 = 2,914.74 : x
  2. Step 2: Convert to fraction form
    5,153.22/7,110.90 = 2,914.74/x
  3. Step 3: Cross multiply
    5,153.22x = 7,110.90 × 2,914.74
  4. Step 4: Simplify right side
    5,153.22x = 20,726,424.67
  5. Step 5: Solve for x
    x = 20,726,424.67/5,153.22
  6. Step 6: Final answer
    x = 4,022.03

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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.