Home / 3,585.37-5,374.82-1,275.25

Finding the Fourth Proportional to 3,585.37, 5,374.82 and 1,275.25

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Solution

The fourth proportional to 3,585.37, 5,374.82 and 1,275.25 is: 1,911.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.37 : 5,374.82 = 1,275.25 : x
  2. Step 2: Convert to fraction form
    3,585.37/5,374.82 = 1,275.25/x
  3. Step 3: Cross multiply
    3,585.37x = 5,374.82 × 1,275.25
  4. Step 4: Simplify right side
    3,585.37x = 6,854,232.83
  5. Step 5: Solve for x
    x = 6,854,232.83/3,585.37
  6. Step 6: Final answer
    x = 1,911.72

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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.