Home / 3,450.53-5,176.55-1,259.24

Finding the Fourth Proportional to 3,450.53, 5,176.55 and 1,259.24

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Solution

The fourth proportional to 3,450.53, 5,176.55 and 1,259.24 is: 1,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.53 : 5,176.55 = 1,259.24 : x
  2. Step 2: Convert to fraction form
    3,450.53/5,176.55 = 1,259.24/x
  3. Step 3: Cross multiply
    3,450.53x = 5,176.55 × 1,259.24
  4. Step 4: Simplify right side
    3,450.53x = 6,518,525.47
  5. Step 5: Solve for x
    x = 6,518,525.47/3,450.53
  6. Step 6: Final answer
    x = 1,889.14

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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.