Home / 3,975.08-5,962.88-1,053.31

Finding the Fourth Proportional to 3,975.08, 5,962.88 and 1,053.31

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Solution

The fourth proportional to 3,975.08, 5,962.88 and 1,053.31 is: 1,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.08 : 5,962.88 = 1,053.31 : x
  2. Step 2: Convert to fraction form
    3,975.08/5,962.88 = 1,053.31/x
  3. Step 3: Cross multiply
    3,975.08x = 5,962.88 × 1,053.31
  4. Step 4: Simplify right side
    3,975.08x = 6,280,761.13
  5. Step 5: Solve for x
    x = 6,280,761.13/3,975.08
  6. Step 6: Final answer
    x = 1,580.03

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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.