Home / 1,840.52-2,531.94-1,615.48

Finding the Fourth Proportional to 1,840.52, 2,531.94 and 1,615.48

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Solution

The fourth proportional to 1,840.52, 2,531.94 and 1,615.48 is: 2,222.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.52 : 2,531.94 = 1,615.48 : x
  2. Step 2: Convert to fraction form
    1,840.52/2,531.94 = 1,615.48/x
  3. Step 3: Cross multiply
    1,840.52x = 2,531.94 × 1,615.48
  4. Step 4: Simplify right side
    1,840.52x = 4,090,298.43
  5. Step 5: Solve for x
    x = 4,090,298.43/1,840.52
  6. Step 6: Final answer
    x = 2,222.36

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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.