Home / 3,724.74-5,586.75-1,259.55

Finding the Fourth Proportional to 3,724.74, 5,586.75 and 1,259.55

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Solution

The fourth proportional to 3,724.74, 5,586.75 and 1,259.55 is: 1,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.74 : 5,586.75 = 1,259.55 : x
  2. Step 2: Convert to fraction form
    3,724.74/5,586.75 = 1,259.55/x
  3. Step 3: Cross multiply
    3,724.74x = 5,586.75 × 1,259.55
  4. Step 4: Simplify right side
    3,724.74x = 7,036,790.96
  5. Step 5: Solve for x
    x = 7,036,790.96/3,724.74
  6. Step 6: Final answer
    x = 1,889.20

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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.