Home / 3,224.90-4,837.35-2,123.30

Finding the Fourth Proportional to 3,224.90, 4,837.35 and 2,123.30

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Solution

The fourth proportional to 3,224.90, 4,837.35 and 2,123.30 is: 3,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.90 : 4,837.35 = 2,123.30 : x
  2. Step 2: Convert to fraction form
    3,224.90/4,837.35 = 2,123.30/x
  3. Step 3: Cross multiply
    3,224.90x = 4,837.35 × 2,123.30
  4. Step 4: Simplify right side
    3,224.90x = 10,271,145.26
  5. Step 5: Solve for x
    x = 10,271,145.26/3,224.90
  6. Step 6: Final answer
    x = 3,184.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.