Home / 5,443.34-7,515.65-4,249.67

Finding the Fourth Proportional to 5,443.34, 7,515.65 and 4,249.67

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Solution

The fourth proportional to 5,443.34, 7,515.65 and 4,249.67 is: 5,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.34 : 7,515.65 = 4,249.67 : x
  2. Step 2: Convert to fraction form
    5,443.34/7,515.65 = 4,249.67/x
  3. Step 3: Cross multiply
    5,443.34x = 7,515.65 × 4,249.67
  4. Step 4: Simplify right side
    5,443.34x = 31,939,005.38
  5. Step 5: Solve for x
    x = 31,939,005.38/5,443.34
  6. Step 6: Final answer
    x = 5,867.54

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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.