Home / 7,333.43-10,120.32-4,146.08

Finding the Fourth Proportional to 7,333.43, 10,120.32 and 4,146.08

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Solution

The fourth proportional to 7,333.43, 10,120.32 and 4,146.08 is: 5,721.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.43 : 10,120.32 = 4,146.08 : x
  2. Step 2: Convert to fraction form
    7,333.43/10,120.32 = 4,146.08/x
  3. Step 3: Cross multiply
    7,333.43x = 10,120.32 × 4,146.08
  4. Step 4: Simplify right side
    7,333.43x = 41,959,605.74
  5. Step 5: Solve for x
    x = 41,959,605.74/7,333.43
  6. Step 6: Final answer
    x = 5,721.69

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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.