Home / 3,008.48-4,151.70-1,682.19

Finding the Fourth Proportional to 3,008.48, 4,151.70 and 1,682.19

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Solution

The fourth proportional to 3,008.48, 4,151.70 and 1,682.19 is: 2,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.48 : 4,151.70 = 1,682.19 : x
  2. Step 2: Convert to fraction form
    3,008.48/4,151.70 = 1,682.19/x
  3. Step 3: Cross multiply
    3,008.48x = 4,151.70 × 1,682.19
  4. Step 4: Simplify right side
    3,008.48x = 6,983,949.48
  5. Step 5: Solve for x
    x = 6,983,949.48/3,008.48
  6. Step 6: Final answer
    x = 2,321.42

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,009.48, 4,153.08 and 1,683.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.