Home / 4,427.60-6,109.99-2,438.15

Finding the Fourth Proportional to 4,427.60, 6,109.99 and 2,438.15

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Solution

The fourth proportional to 4,427.60, 6,109.99 and 2,438.15 is: 3,364.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.60 : 6,109.99 = 2,438.15 : x
  2. Step 2: Convert to fraction form
    4,427.60/6,109.99 = 2,438.15/x
  3. Step 3: Cross multiply
    4,427.60x = 6,109.99 × 2,438.15
  4. Step 4: Simplify right side
    4,427.60x = 14,897,035.47
  5. Step 5: Solve for x
    x = 14,897,035.47/4,427.60
  6. Step 6: Final answer
    x = 3,364.58

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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.