Home / 7,718.32-10,651.22-4,361.18

Finding the Fourth Proportional to 7,718.32, 10,651.22 and 4,361.18

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Solution

The fourth proportional to 7,718.32, 10,651.22 and 4,361.18 is: 6,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.32 : 10,651.22 = 4,361.18 : x
  2. Step 2: Convert to fraction form
    7,718.32/10,651.22 = 4,361.18/x
  3. Step 3: Cross multiply
    7,718.32x = 10,651.22 × 4,361.18
  4. Step 4: Simplify right side
    7,718.32x = 46,451,887.64
  5. Step 5: Solve for x
    x = 46,451,887.64/7,718.32
  6. Step 6: Final answer
    x = 6,018.39

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Half scale
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Double scale
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Similar ratio
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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.