Home / 7,718.76-10,651.32-4,361.70

Finding the Fourth Proportional to 7,718.76, 10,651.32 and 4,361.70

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Solution

The fourth proportional to 7,718.76, 10,651.32 and 4,361.70 is: 6,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.76 : 10,651.32 = 4,361.70 : x
  2. Step 2: Convert to fraction form
    7,718.76/10,651.32 = 4,361.70/x
  3. Step 3: Cross multiply
    7,718.76x = 10,651.32 × 4,361.70
  4. Step 4: Simplify right side
    7,718.76x = 46,457,862.44
  5. Step 5: Solve for x
    x = 46,457,862.44/7,718.76
  6. Step 6: Final answer
    x = 6,018.82

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Double scale
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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.