Home / 5,392.33-7,440.30-3,153.77

Finding the Fourth Proportional to 5,392.33, 7,440.30 and 3,153.77

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Solution

The fourth proportional to 5,392.33, 7,440.30 and 3,153.77 is: 4,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.33 : 7,440.30 = 3,153.77 : x
  2. Step 2: Convert to fraction form
    5,392.33/7,440.30 = 3,153.77/x
  3. Step 3: Cross multiply
    5,392.33x = 7,440.30 × 3,153.77
  4. Step 4: Simplify right side
    5,392.33x = 23,464,994.93
  5. Step 5: Solve for x
    x = 23,464,994.93/5,392.33
  6. Step 6: Final answer
    x = 4,351.55

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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.