Home / 4,427.45-6,109.52-2,438.12

Finding the Fourth Proportional to 4,427.45, 6,109.52 and 2,438.12

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Solution

The fourth proportional to 4,427.45, 6,109.52 and 2,438.12 is: 3,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.45 : 6,109.52 = 2,438.12 : x
  2. Step 2: Convert to fraction form
    4,427.45/6,109.52 = 2,438.12/x
  3. Step 3: Cross multiply
    4,427.45x = 6,109.52 × 2,438.12
  4. Step 4: Simplify right side
    4,427.45x = 14,895,700.16
  5. Step 5: Solve for x
    x = 14,895,700.16/4,427.45
  6. Step 6: Final answer
    x = 3,364.40

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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.