Home / 3,624.75-5,439.56-1,775.52

Finding the Fourth Proportional to 3,624.75, 5,439.56 and 1,775.52

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Solution

The fourth proportional to 3,624.75, 5,439.56 and 1,775.52 is: 2,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.75 : 5,439.56 = 1,775.52 : x
  2. Step 2: Convert to fraction form
    3,624.75/5,439.56 = 1,775.52/x
  3. Step 3: Cross multiply
    3,624.75x = 5,439.56 × 1,775.52
  4. Step 4: Simplify right side
    3,624.75x = 9,658,038.69
  5. Step 5: Solve for x
    x = 9,658,038.69/3,624.75
  6. Step 6: Final answer
    x = 2,664.47

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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.