Home / 3,411.03-4,705.62-2,215.93

Finding the Fourth Proportional to 3,411.03, 4,705.62 and 2,215.93

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Solution

The fourth proportional to 3,411.03, 4,705.62 and 2,215.93 is: 3,056.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.03 : 4,705.62 = 2,215.93 : x
  2. Step 2: Convert to fraction form
    3,411.03/4,705.62 = 2,215.93/x
  3. Step 3: Cross multiply
    3,411.03x = 4,705.62 × 2,215.93
  4. Step 4: Simplify right side
    3,411.03x = 10,427,324.53
  5. Step 5: Solve for x
    x = 10,427,324.53/3,411.03
  6. Step 6: Final answer
    x = 3,056.94

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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.