Home / 5,156.48-7,113.84-3,833.44

Finding the Fourth Proportional to 5,156.48, 7,113.84 and 3,833.44

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Solution

The fourth proportional to 5,156.48, 7,113.84 and 3,833.44 is: 5,288.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.48 : 7,113.84 = 3,833.44 : x
  2. Step 2: Convert to fraction form
    5,156.48/7,113.84 = 3,833.44/x
  3. Step 3: Cross multiply
    5,156.48x = 7,113.84 × 3,833.44
  4. Step 4: Simplify right side
    5,156.48x = 27,270,478.81
  5. Step 5: Solve for x
    x = 27,270,478.81/5,156.48
  6. Step 6: Final answer
    x = 5,288.58

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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.