Home / 5,038.26-7,557.90-2,405.31

Finding the Fourth Proportional to 5,038.26, 7,557.90 and 2,405.31

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Solution

The fourth proportional to 5,038.26, 7,557.90 and 2,405.31 is: 3,608.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.26 : 7,557.90 = 2,405.31 : x
  2. Step 2: Convert to fraction form
    5,038.26/7,557.90 = 2,405.31/x
  3. Step 3: Cross multiply
    5,038.26x = 7,557.90 × 2,405.31
  4. Step 4: Simplify right side
    5,038.26x = 18,179,092.45
  5. Step 5: Solve for x
    x = 18,179,092.45/5,038.26
  6. Step 6: Final answer
    x = 3,608.21

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1.5x scale

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.