Home / 4,222.32-6,334.65-1,758.30

Finding the Fourth Proportional to 4,222.32, 6,334.65 and 1,758.30

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Solution

The fourth proportional to 4,222.32, 6,334.65 and 1,758.30 is: 2,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.32 : 6,334.65 = 1,758.30 : x
  2. Step 2: Convert to fraction form
    4,222.32/6,334.65 = 1,758.30/x
  3. Step 3: Cross multiply
    4,222.32x = 6,334.65 × 1,758.30
  4. Step 4: Simplify right side
    4,222.32x = 11,138,215.10
  5. Step 5: Solve for x
    x = 11,138,215.10/4,222.32
  6. Step 6: Final answer
    x = 2,637.94

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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.