Home / 2,941.73-4,412.60-750.45

Finding the Fourth Proportional to 2,941.73, 4,412.60 and 750.45

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Solution

The fourth proportional to 2,941.73, 4,412.60 and 750.45 is: 1,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.73 : 4,412.60 = 750.45 : x
  2. Step 2: Convert to fraction form
    2,941.73/4,412.60 = 750.45/x
  3. Step 3: Cross multiply
    2,941.73x = 4,412.60 × 750.45
  4. Step 4: Simplify right side
    2,941.73x = 3,311,435.67
  5. Step 5: Solve for x
    x = 3,311,435.67/2,941.73
  6. Step 6: Final answer
    x = 1,125.68

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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.