Home / 3,225.51-4,840.60-1,145.53

Finding the Fourth Proportional to 3,225.51, 4,840.60 and 1,145.53

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Solution

The fourth proportional to 3,225.51, 4,840.60 and 1,145.53 is: 1,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.51 : 4,840.60 = 1,145.53 : x
  2. Step 2: Convert to fraction form
    3,225.51/4,840.60 = 1,145.53/x
  3. Step 3: Cross multiply
    3,225.51x = 4,840.60 × 1,145.53
  4. Step 4: Simplify right side
    3,225.51x = 5,545,049.43
  5. Step 5: Solve for x
    x = 5,545,049.43/3,225.51
  6. Step 6: Final answer
    x = 1,719.12

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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.