Home / 7,390.98-10,201.23-4,408.47

Finding the Fourth Proportional to 7,390.98, 10,201.23 and 4,408.47

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Solution

The fourth proportional to 7,390.98, 10,201.23 and 4,408.47 is: 6,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.98 : 10,201.23 = 4,408.47 : x
  2. Step 2: Convert to fraction form
    7,390.98/10,201.23 = 4,408.47/x
  3. Step 3: Cross multiply
    7,390.98x = 10,201.23 × 4,408.47
  4. Step 4: Simplify right side
    7,390.98x = 44,971,816.42
  5. Step 5: Solve for x
    x = 44,971,816.42/7,390.98
  6. Step 6: Final answer
    x = 6,084.69

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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.