Home / 3,750.67-5,625.01-1,117.47

Finding the Fourth Proportional to 3,750.67, 5,625.01 and 1,117.47

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Solution

The fourth proportional to 3,750.67, 5,625.01 and 1,117.47 is: 1,675.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.67 : 5,625.01 = 1,117.47 : x
  2. Step 2: Convert to fraction form
    3,750.67/5,625.01 = 1,117.47/x
  3. Step 3: Cross multiply
    3,750.67x = 5,625.01 × 1,117.47
  4. Step 4: Simplify right side
    3,750.67x = 6,285,779.92
  5. Step 5: Solve for x
    x = 6,285,779.92/3,750.67
  6. Step 6: Final answer
    x = 1,675.91

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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.