Home / 4,319.13-6,482.34-1,722.07

Finding the Fourth Proportional to 4,319.13, 6,482.34 and 1,722.07

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Solution

The fourth proportional to 4,319.13, 6,482.34 and 1,722.07 is: 2,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.13 : 6,482.34 = 1,722.07 : x
  2. Step 2: Convert to fraction form
    4,319.13/6,482.34 = 1,722.07/x
  3. Step 3: Cross multiply
    4,319.13x = 6,482.34 × 1,722.07
  4. Step 4: Simplify right side
    4,319.13x = 11,163,043.24
  5. Step 5: Solve for x
    x = 11,163,043.24/4,319.13
  6. Step 6: Final answer
    x = 2,584.56

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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.