Home / 6,328.75-9,498.91-3,210.91

Finding the Fourth Proportional to 6,328.75, 9,498.91 and 3,210.91

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Solution

The fourth proportional to 6,328.75, 9,498.91 and 3,210.91 is: 4,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.75 : 9,498.91 = 3,210.91 : x
  2. Step 2: Convert to fraction form
    6,328.75/9,498.91 = 3,210.91/x
  3. Step 3: Cross multiply
    6,328.75x = 9,498.91 × 3,210.91
  4. Step 4: Simplify right side
    6,328.75x = 30,500,145.11
  5. Step 5: Solve for x
    x = 30,500,145.11/6,328.75
  6. Step 6: Final answer
    x = 4,819.30

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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.