Home / 3,615.95-5,424.69-1,150.98

Finding the Fourth Proportional to 3,615.95, 5,424.69 and 1,150.98

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Solution

The fourth proportional to 3,615.95, 5,424.69 and 1,150.98 is: 1,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.95 : 5,424.69 = 1,150.98 : x
  2. Step 2: Convert to fraction form
    3,615.95/5,424.69 = 1,150.98/x
  3. Step 3: Cross multiply
    3,615.95x = 5,424.69 × 1,150.98
  4. Step 4: Simplify right side
    3,615.95x = 6,243,693.67
  5. Step 5: Solve for x
    x = 6,243,693.67/3,615.95
  6. Step 6: Final answer
    x = 1,726.71

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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.