Home / 6,319.24-8,722.29-3,667.50

Finding the Fourth Proportional to 6,319.24, 8,722.29 and 3,667.50

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Solution

The fourth proportional to 6,319.24, 8,722.29 and 3,667.50 is: 5,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.24 : 8,722.29 = 3,667.50 : x
  2. Step 2: Convert to fraction form
    6,319.24/8,722.29 = 3,667.50/x
  3. Step 3: Cross multiply
    6,319.24x = 8,722.29 × 3,667.50
  4. Step 4: Simplify right side
    6,319.24x = 31,988,998.58
  5. Step 5: Solve for x
    x = 31,988,998.58/6,319.24
  6. Step 6: Final answer
    x = 5,062.16

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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.