Home / 2,522.17-3,480.98-1,816.35

Finding the Fourth Proportional to 2,522.17, 3,480.98 and 1,816.35

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Solution

The fourth proportional to 2,522.17, 3,480.98 and 1,816.35 is: 2,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.17 : 3,480.98 = 1,816.35 : x
  2. Step 2: Convert to fraction form
    2,522.17/3,480.98 = 1,816.35/x
  3. Step 3: Cross multiply
    2,522.17x = 3,480.98 × 1,816.35
  4. Step 4: Simplify right side
    2,522.17x = 6,322,678.02
  5. Step 5: Solve for x
    x = 6,322,678.02/2,522.17
  6. Step 6: Final answer
    x = 2,506.84

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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.