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Finding the Fourth Proportional to 7,297.58, 10,070.72 and 4,153.97

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Solution

The fourth proportional to 7,297.58, 10,070.72 and 4,153.97 is: 5,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.58 : 10,070.72 = 4,153.97 : x
  2. Step 2: Convert to fraction form
    7,297.58/10,070.72 = 4,153.97/x
  3. Step 3: Cross multiply
    7,297.58x = 10,070.72 × 4,153.97
  4. Step 4: Simplify right side
    7,297.58x = 41,833,397.63
  5. Step 5: Solve for x
    x = 41,833,397.63/7,297.58
  6. Step 6: Final answer
    x = 5,732.51

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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.