Home / 7,216.98-10,825.47-2,540.45

Finding the Fourth Proportional to 7,216.98, 10,825.47 and 2,540.45

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Solution

The fourth proportional to 7,216.98, 10,825.47 and 2,540.45 is: 3,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.98 : 10,825.47 = 2,540.45 : x
  2. Step 2: Convert to fraction form
    7,216.98/10,825.47 = 2,540.45/x
  3. Step 3: Cross multiply
    7,216.98x = 10,825.47 × 2,540.45
  4. Step 4: Simplify right side
    7,216.98x = 27,501,565.26
  5. Step 5: Solve for x
    x = 27,501,565.26/7,216.98
  6. Step 6: Final answer
    x = 3,810.68

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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.