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Finding the Fourth Proportional to 2,383.93, 3,576.23 and 740.60

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Solution

The fourth proportional to 2,383.93, 3,576.23 and 740.60 is: 1,111.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.93 : 3,576.23 = 740.60 : x
  2. Step 2: Convert to fraction form
    2,383.93/3,576.23 = 740.60/x
  3. Step 3: Cross multiply
    2,383.93x = 3,576.23 × 740.60
  4. Step 4: Simplify right side
    2,383.93x = 2,648,555.94
  5. Step 5: Solve for x
    x = 2,648,555.94/2,383.93
  6. Step 6: Final answer
    x = 1,111.00

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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.