Home / 7,387.75-10,189.33-4,735.41

Finding the Fourth Proportional to 7,387.75, 10,189.33 and 4,735.41

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Solution

The fourth proportional to 7,387.75, 10,189.33 and 4,735.41 is: 6,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.75 : 10,189.33 = 4,735.41 : x
  2. Step 2: Convert to fraction form
    7,387.75/10,189.33 = 4,735.41/x
  3. Step 3: Cross multiply
    7,387.75x = 10,189.33 × 4,735.41
  4. Step 4: Simplify right side
    7,387.75x = 48,250,655.18
  5. Step 5: Solve for x
    x = 48,250,655.18/7,387.75
  6. Step 6: Final answer
    x = 6,531.17

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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.