Home / 5,601.12-7,730.30-3,212.04

Finding the Fourth Proportional to 5,601.12, 7,730.30 and 3,212.04

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Solution

The fourth proportional to 5,601.12, 7,730.30 and 3,212.04 is: 4,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.12 : 7,730.30 = 3,212.04 : x
  2. Step 2: Convert to fraction form
    5,601.12/7,730.30 = 3,212.04/x
  3. Step 3: Cross multiply
    5,601.12x = 7,730.30 × 3,212.04
  4. Step 4: Simplify right side
    5,601.12x = 24,830,032.81
  5. Step 5: Solve for x
    x = 24,830,032.81/5,601.12
  6. Step 6: Final answer
    x = 4,433.05

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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.