Home / 3,483.53-5,225.80-1,143.72

Finding the Fourth Proportional to 3,483.53, 5,225.80 and 1,143.72

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Solution

The fourth proportional to 3,483.53, 5,225.80 and 1,143.72 is: 1,715.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.53 : 5,225.80 = 1,143.72 : x
  2. Step 2: Convert to fraction form
    3,483.53/5,225.80 = 1,143.72/x
  3. Step 3: Cross multiply
    3,483.53x = 5,225.80 × 1,143.72
  4. Step 4: Simplify right side
    3,483.53x = 5,976,846.26
  5. Step 5: Solve for x
    x = 5,976,846.26/3,483.53
  6. Step 6: Final answer
    x = 1,715.74

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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.