Home / 5,438.48-7,499.30-4,110.08

Finding the Fourth Proportional to 5,438.48, 7,499.30 and 4,110.08

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Solution

The fourth proportional to 5,438.48, 7,499.30 and 4,110.08 is: 5,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.48 : 7,499.30 = 4,110.08 : x
  2. Step 2: Convert to fraction form
    5,438.48/7,499.30 = 4,110.08/x
  3. Step 3: Cross multiply
    5,438.48x = 7,499.30 × 4,110.08
  4. Step 4: Simplify right side
    5,438.48x = 30,822,722.94
  5. Step 5: Solve for x
    x = 30,822,722.94/5,438.48
  6. Step 6: Final answer
    x = 5,667.53

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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.