Home / 2,925.36-4,387.56-1,076.01

Finding the Fourth Proportional to 2,925.36, 4,387.56 and 1,076.01

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Solution

The fourth proportional to 2,925.36, 4,387.56 and 1,076.01 is: 1,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.36 : 4,387.56 = 1,076.01 : x
  2. Step 2: Convert to fraction form
    2,925.36/4,387.56 = 1,076.01/x
  3. Step 3: Cross multiply
    2,925.36x = 4,387.56 × 1,076.01
  4. Step 4: Simplify right side
    2,925.36x = 4,721,058.44
  5. Step 5: Solve for x
    x = 4,721,058.44/2,925.36
  6. Step 6: Final answer
    x = 1,613.84

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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.