Home / 1,884.24-2,599.02-1,221.93

Finding the Fourth Proportional to 1,884.24, 2,599.02 and 1,221.93

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Solution

The fourth proportional to 1,884.24, 2,599.02 and 1,221.93 is: 1,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.24 : 2,599.02 = 1,221.93 : x
  2. Step 2: Convert to fraction form
    1,884.24/2,599.02 = 1,221.93/x
  3. Step 3: Cross multiply
    1,884.24x = 2,599.02 × 1,221.93
  4. Step 4: Simplify right side
    1,884.24x = 3,175,820.51
  5. Step 5: Solve for x
    x = 3,175,820.51/1,884.24
  6. Step 6: Final answer
    x = 1,685.46

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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.