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Finding the Fourth Proportional to 7,307.74, 10,957.24 and 3,354.06

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Solution

The fourth proportional to 7,307.74, 10,957.24 and 3,354.06 is: 5,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.74 : 10,957.24 = 3,354.06 : x
  2. Step 2: Convert to fraction form
    7,307.74/10,957.24 = 3,354.06/x
  3. Step 3: Cross multiply
    7,307.74x = 10,957.24 × 3,354.06
  4. Step 4: Simplify right side
    7,307.74x = 36,751,209.89
  5. Step 5: Solve for x
    x = 36,751,209.89/7,307.74
  6. Step 6: Final answer
    x = 5,029.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.