Home / 3,360.90-4,634.01-2,802.18

Finding the Fourth Proportional to 3,360.90, 4,634.01 and 2,802.18

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Solution

The fourth proportional to 3,360.90, 4,634.01 and 2,802.18 is: 3,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.90 : 4,634.01 = 2,802.18 : x
  2. Step 2: Convert to fraction form
    3,360.90/4,634.01 = 2,802.18/x
  3. Step 3: Cross multiply
    3,360.90x = 4,634.01 × 2,802.18
  4. Step 4: Simplify right side
    3,360.90x = 12,985,330.14
  5. Step 5: Solve for x
    x = 12,985,330.14/3,360.90
  6. Step 6: Final answer
    x = 3,863.65

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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.