Home / 6,518.98-9,769.85-3,558.70

Finding the Fourth Proportional to 6,518.98, 9,769.85 and 3,558.70

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Solution

The fourth proportional to 6,518.98, 9,769.85 and 3,558.70 is: 5,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.98 : 9,769.85 = 3,558.70 : x
  2. Step 2: Convert to fraction form
    6,518.98/9,769.85 = 3,558.70/x
  3. Step 3: Cross multiply
    6,518.98x = 9,769.85 × 3,558.70
  4. Step 4: Simplify right side
    6,518.98x = 34,767,972.96
  5. Step 5: Solve for x
    x = 34,767,972.96/6,518.98
  6. Step 6: Final answer
    x = 5,333.34

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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.