Home / 6,360.03-9,538.97-1,680.09

Finding the Fourth Proportional to 6,360.03, 9,538.97 and 1,680.09

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Solution

The fourth proportional to 6,360.03, 9,538.97 and 1,680.09 is: 2,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.03 : 9,538.97 = 1,680.09 : x
  2. Step 2: Convert to fraction form
    6,360.03/9,538.97 = 1,680.09/x
  3. Step 3: Cross multiply
    6,360.03x = 9,538.97 × 1,680.09
  4. Step 4: Simplify right side
    6,360.03x = 16,026,319.71
  5. Step 5: Solve for x
    x = 16,026,319.71/6,360.03
  6. Step 6: Final answer
    x = 2,519.85

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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.