Home / 7,229.03-9,977.72-4,706.75

Finding the Fourth Proportional to 7,229.03, 9,977.72 and 4,706.75

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Solution

The fourth proportional to 7,229.03, 9,977.72 and 4,706.75 is: 6,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.03 : 9,977.72 = 4,706.75 : x
  2. Step 2: Convert to fraction form
    7,229.03/9,977.72 = 4,706.75/x
  3. Step 3: Cross multiply
    7,229.03x = 9,977.72 × 4,706.75
  4. Step 4: Simplify right side
    7,229.03x = 46,962,595.49
  5. Step 5: Solve for x
    x = 46,962,595.49/7,229.03
  6. Step 6: Final answer
    x = 6,496.39

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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.