Home / 4,427.80-6,109.98-2,438.32

Finding the Fourth Proportional to 4,427.80, 6,109.98 and 2,438.32

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Solution

The fourth proportional to 4,427.80, 6,109.98 and 2,438.32 is: 3,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.80 : 6,109.98 = 2,438.32 : x
  2. Step 2: Convert to fraction form
    4,427.80/6,109.98 = 2,438.32/x
  3. Step 3: Cross multiply
    4,427.80x = 6,109.98 × 2,438.32
  4. Step 4: Simplify right side
    4,427.80x = 14,898,086.43
  5. Step 5: Solve for x
    x = 14,898,086.43/4,427.80
  6. Step 6: Final answer
    x = 3,364.67

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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.