Home / 6,319.35-9,460.67-3,678.80

Finding the Fourth Proportional to 6,319.35, 9,460.67 and 3,678.80

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Solution

The fourth proportional to 6,319.35, 9,460.67 and 3,678.80 is: 5,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.35 : 9,460.67 = 3,678.80 : x
  2. Step 2: Convert to fraction form
    6,319.35/9,460.67 = 3,678.80/x
  3. Step 3: Cross multiply
    6,319.35x = 9,460.67 × 3,678.80
  4. Step 4: Simplify right side
    6,319.35x = 34,803,900.31
  5. Step 5: Solve for x
    x = 34,803,900.31/6,319.35
  6. Step 6: Final answer
    x = 5,507.51

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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.