Home / 7,654.65-10,561.50-4,297.56

Finding the Fourth Proportional to 7,654.65, 10,561.50 and 4,297.56

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Solution

The fourth proportional to 7,654.65, 10,561.50 and 4,297.56 is: 5,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.65 : 10,561.50 = 4,297.56 : x
  2. Step 2: Convert to fraction form
    7,654.65/10,561.50 = 4,297.56/x
  3. Step 3: Cross multiply
    7,654.65x = 10,561.50 × 4,297.56
  4. Step 4: Simplify right side
    7,654.65x = 45,388,679.94
  5. Step 5: Solve for x
    x = 45,388,679.94/7,654.65
  6. Step 6: Final answer
    x = 5,929.56

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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.