Home / 7,361.52-10,161.56-4,878.32

Finding the Fourth Proportional to 7,361.52, 10,161.56 and 4,878.32

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Solution

The fourth proportional to 7,361.52, 10,161.56 and 4,878.32 is: 6,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.52 : 10,161.56 = 4,878.32 : x
  2. Step 2: Convert to fraction form
    7,361.52/10,161.56 = 4,878.32/x
  3. Step 3: Cross multiply
    7,361.52x = 10,161.56 × 4,878.32
  4. Step 4: Simplify right side
    7,361.52x = 49,571,341.38
  5. Step 5: Solve for x
    x = 49,571,341.38/7,361.52
  6. Step 6: Final answer
    x = 6,733.85

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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.