Home / 3,526.57-5,288.80-2,212.32

Finding the Fourth Proportional to 3,526.57, 5,288.80 and 2,212.32

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Solution

The fourth proportional to 3,526.57, 5,288.80 and 2,212.32 is: 3,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.57 : 5,288.80 = 2,212.32 : x
  2. Step 2: Convert to fraction form
    3,526.57/5,288.80 = 2,212.32/x
  3. Step 3: Cross multiply
    3,526.57x = 5,288.80 × 2,212.32
  4. Step 4: Simplify right side
    3,526.57x = 11,700,518.02
  5. Step 5: Solve for x
    x = 11,700,518.02/3,526.57
  6. Step 6: Final answer
    x = 3,317.82

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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.