Home / 5,079.40-7,604.70-4,503.40

Finding the Fourth Proportional to 5,079.40, 7,604.70 and 4,503.40

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Solution

The fourth proportional to 5,079.40, 7,604.70 and 4,503.40 is: 6,742.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.40 : 7,604.70 = 4,503.40 : x
  2. Step 2: Convert to fraction form
    5,079.40/7,604.70 = 4,503.40/x
  3. Step 3: Cross multiply
    5,079.40x = 7,604.70 × 4,503.40
  4. Step 4: Simplify right side
    5,079.40x = 34,247,005.98
  5. Step 5: Solve for x
    x = 34,247,005.98/5,079.40
  6. Step 6: Final answer
    x = 6,742.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.