Home / 3,210.06-4,815.02-1,649.14

Finding the Fourth Proportional to 3,210.06, 4,815.02 and 1,649.14

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Solution

The fourth proportional to 3,210.06, 4,815.02 and 1,649.14 is: 2,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.06 : 4,815.02 = 1,649.14 : x
  2. Step 2: Convert to fraction form
    3,210.06/4,815.02 = 1,649.14/x
  3. Step 3: Cross multiply
    3,210.06x = 4,815.02 × 1,649.14
  4. Step 4: Simplify right side
    3,210.06x = 7,940,642.08
  5. Step 5: Solve for x
    x = 7,940,642.08/3,210.06
  6. Step 6: Final answer
    x = 2,473.68

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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.