Home / 5,349.19-7,381.36-3,110.93

Finding the Fourth Proportional to 5,349.19, 7,381.36 and 3,110.93

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Solution

The fourth proportional to 5,349.19, 7,381.36 and 3,110.93 is: 4,292.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.19 : 7,381.36 = 3,110.93 : x
  2. Step 2: Convert to fraction form
    5,349.19/7,381.36 = 3,110.93/x
  3. Step 3: Cross multiply
    5,349.19x = 7,381.36 × 3,110.93
  4. Step 4: Simplify right side
    5,349.19x = 22,962,894.26
  5. Step 5: Solve for x
    x = 22,962,894.26/5,349.19
  6. Step 6: Final answer
    x = 4,292.78

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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.