Home / 7,561.15-11,347.62-5,237.44

Finding the Fourth Proportional to 7,561.15, 11,347.62 and 5,237.44

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Solution

The fourth proportional to 7,561.15, 11,347.62 and 5,237.44 is: 7,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.15 : 11,347.62 = 5,237.44 : x
  2. Step 2: Convert to fraction form
    7,561.15/11,347.62 = 5,237.44/x
  3. Step 3: Cross multiply
    7,561.15x = 11,347.62 × 5,237.44
  4. Step 4: Simplify right side
    7,561.15x = 59,432,478.89
  5. Step 5: Solve for x
    x = 59,432,478.89/7,561.15
  6. Step 6: Final answer
    x = 7,860.24

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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.