Home / 3,362.48-4,640.04-2,184.20

Finding the Fourth Proportional to 3,362.48, 4,640.04 and 2,184.20

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Solution

The fourth proportional to 3,362.48, 4,640.04 and 2,184.20 is: 3,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.48 : 4,640.04 = 2,184.20 : x
  2. Step 2: Convert to fraction form
    3,362.48/4,640.04 = 2,184.20/x
  3. Step 3: Cross multiply
    3,362.48x = 4,640.04 × 2,184.20
  4. Step 4: Simplify right side
    3,362.48x = 10,134,752.17
  5. Step 5: Solve for x
    x = 10,134,752.17/3,362.48
  6. Step 6: Final answer
    x = 3,014.08

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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.