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Finding the Fourth Proportional to 2,350.84, 3,525.45 and 790.60

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Solution

The fourth proportional to 2,350.84, 3,525.45 and 790.60 is: 1,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.84 : 3,525.45 = 790.60 : x
  2. Step 2: Convert to fraction form
    2,350.84/3,525.45 = 790.60/x
  3. Step 3: Cross multiply
    2,350.84x = 3,525.45 × 790.60
  4. Step 4: Simplify right side
    2,350.84x = 2,787,220.77
  5. Step 5: Solve for x
    x = 2,787,220.77/2,350.84
  6. Step 6: Final answer
    x = 1,185.63

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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.