Home / 5,521.63-7,608.31-3,750.16

Finding the Fourth Proportional to 5,521.63, 7,608.31 and 3,750.16

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Solution

The fourth proportional to 5,521.63, 7,608.31 and 3,750.16 is: 5,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.63 : 7,608.31 = 3,750.16 : x
  2. Step 2: Convert to fraction form
    5,521.63/7,608.31 = 3,750.16/x
  3. Step 3: Cross multiply
    5,521.63x = 7,608.31 × 3,750.16
  4. Step 4: Simplify right side
    5,521.63x = 28,532,379.83
  5. Step 5: Solve for x
    x = 28,532,379.83/5,521.63
  6. Step 6: Final answer
    x = 5,167.38

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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.