Home / 10,297.39-15,447.28-3,726.67

Finding the Fourth Proportional to 10,297.39, 15,447.28 and 3,726.67

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Solution

The fourth proportional to 10,297.39, 15,447.28 and 3,726.67 is: 5,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297.39 : 15,447.28 = 3,726.67 : x
  2. Step 2: Convert to fraction form
    10,297.39/15,447.28 = 3,726.67/x
  3. Step 3: Cross multiply
    10,297.39x = 15,447.28 × 3,726.67
  4. Step 4: Simplify right side
    10,297.39x = 57,566,828.40
  5. Step 5: Solve for x
    x = 57,566,828.40/10,297.39
  6. Step 6: Final answer
    x = 5,590.43

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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.