Home / 7,060.85-10,590.58-4,286.78

Finding the Fourth Proportional to 7,060.85, 10,590.58 and 4,286.78

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Solution

The fourth proportional to 7,060.85, 10,590.58 and 4,286.78 is: 6,429.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.85 : 10,590.58 = 4,286.78 : x
  2. Step 2: Convert to fraction form
    7,060.85/10,590.58 = 4,286.78/x
  3. Step 3: Cross multiply
    7,060.85x = 10,590.58 × 4,286.78
  4. Step 4: Simplify right side
    7,060.85x = 45,399,486.53
  5. Step 5: Solve for x
    x = 45,399,486.53/7,060.85
  6. Step 6: Final answer
    x = 6,429.75

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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.