Home / 9,631.06-13,297.24-6,448.44

Finding the Fourth Proportional to 9,631.06, 13,297.24 and 6,448.44

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Solution

The fourth proportional to 9,631.06, 13,297.24 and 6,448.44 is: 8,903.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.06 : 13,297.24 = 6,448.44 : x
  2. Step 2: Convert to fraction form
    9,631.06/13,297.24 = 6,448.44/x
  3. Step 3: Cross multiply
    9,631.06x = 13,297.24 × 6,448.44
  4. Step 4: Simplify right side
    9,631.06x = 85,746,454.31
  5. Step 5: Solve for x
    x = 85,746,454.31/9,631.06
  6. Step 6: Final answer
    x = 8,903.12

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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.