Home / 10,235.39-15,360.38-4,393.67

Finding the Fourth Proportional to 10,235.39, 15,360.38 and 4,393.67

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Solution

The fourth proportional to 10,235.39, 15,360.38 and 4,393.67 is: 6,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.39 : 15,360.38 = 4,393.67 : x
  2. Step 2: Convert to fraction form
    10,235.39/15,360.38 = 4,393.67/x
  3. Step 3: Cross multiply
    10,235.39x = 15,360.38 × 4,393.67
  4. Step 4: Simplify right side
    10,235.39x = 67,488,418.83
  5. Step 5: Solve for x
    x = 67,488,418.83/10,235.39
  6. Step 6: Final answer
    x = 6,593.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.