Home / 7,717.55-10,650.17-4,361.45

Finding the Fourth Proportional to 7,717.55, 10,650.17 and 4,361.45

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Solution

The fourth proportional to 7,717.55, 10,650.17 and 4,361.45 is: 6,018.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.55 : 10,650.17 = 4,361.45 : x
  2. Step 2: Convert to fraction form
    7,717.55/10,650.17 = 4,361.45/x
  3. Step 3: Cross multiply
    7,717.55x = 10,650.17 × 4,361.45
  4. Step 4: Simplify right side
    7,717.55x = 46,450,117.07
  5. Step 5: Solve for x
    x = 46,450,117.07/7,717.55
  6. Step 6: Final answer
    x = 6,018.77

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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.