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Finding the Fourth Proportional to 2,350.55, 3,526.07 and 706.79

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Solution

The fourth proportional to 2,350.55, 3,526.07 and 706.79 is: 1,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.55 : 3,526.07 = 706.79 : x
  2. Step 2: Convert to fraction form
    2,350.55/3,526.07 = 706.79/x
  3. Step 3: Cross multiply
    2,350.55x = 3,526.07 × 706.79
  4. Step 4: Simplify right side
    2,350.55x = 2,492,196.30
  5. Step 5: Solve for x
    x = 2,492,196.30/2,350.55
  6. Step 6: Final answer
    x = 1,060.26

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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.