Home / 4,007.61-5,531.02-2,239.31

Finding the Fourth Proportional to 4,007.61, 5,531.02 and 2,239.31

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Solution

The fourth proportional to 4,007.61, 5,531.02 and 2,239.31 is: 3,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.61 : 5,531.02 = 2,239.31 : x
  2. Step 2: Convert to fraction form
    4,007.61/5,531.02 = 2,239.31/x
  3. Step 3: Cross multiply
    4,007.61x = 5,531.02 × 2,239.31
  4. Step 4: Simplify right side
    4,007.61x = 12,385,676.63
  5. Step 5: Solve for x
    x = 12,385,676.63/4,007.61
  6. Step 6: Final answer
    x = 3,090.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.