Home / 6,317.53-8,718.07-3,485.17

Finding the Fourth Proportional to 6,317.53, 8,718.07 and 3,485.17

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Solution

The fourth proportional to 6,317.53, 8,718.07 and 3,485.17 is: 4,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.53 : 8,718.07 = 3,485.17 : x
  2. Step 2: Convert to fraction form
    6,317.53/8,718.07 = 3,485.17/x
  3. Step 3: Cross multiply
    6,317.53x = 8,718.07 × 3,485.17
  4. Step 4: Simplify right side
    6,317.53x = 30,383,956.02
  5. Step 5: Solve for x
    x = 30,383,956.02/6,317.53
  6. Step 6: Final answer
    x = 4,809.47

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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.