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Finding the Fourth Proportional to 1,846.53, 2,769.12 and 750.60

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Solution

The fourth proportional to 1,846.53, 2,769.12 and 750.60 is: 1,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.53 : 2,769.12 = 750.60 : x
  2. Step 2: Convert to fraction form
    1,846.53/2,769.12 = 750.60/x
  3. Step 3: Cross multiply
    1,846.53x = 2,769.12 × 750.60
  4. Step 4: Simplify right side
    1,846.53x = 2,078,501.47
  5. Step 5: Solve for x
    x = 2,078,501.47/1,846.53
  6. Step 6: Final answer
    x = 1,125.63

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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.