Home / 5,383.62-7,430.86-3,495.10

Finding the Fourth Proportional to 5,383.62, 7,430.86 and 3,495.10

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Solution

The fourth proportional to 5,383.62, 7,430.86 and 3,495.10 is: 4,824.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.62 : 7,430.86 = 3,495.10 : x
  2. Step 2: Convert to fraction form
    5,383.62/7,430.86 = 3,495.10/x
  3. Step 3: Cross multiply
    5,383.62x = 7,430.86 × 3,495.10
  4. Step 4: Simplify right side
    5,383.62x = 25,971,571.47
  5. Step 5: Solve for x
    x = 25,971,571.47/5,383.62
  6. Step 6: Final answer
    x = 4,824.18

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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.