Home / 4,289.57-5,920.53-2,611.53

Finding the Fourth Proportional to 4,289.57, 5,920.53 and 2,611.53

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Solution

The fourth proportional to 4,289.57, 5,920.53 and 2,611.53 is: 3,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.57 : 5,920.53 = 2,611.53 : x
  2. Step 2: Convert to fraction form
    4,289.57/5,920.53 = 2,611.53/x
  3. Step 3: Cross multiply
    4,289.57x = 5,920.53 × 2,611.53
  4. Step 4: Simplify right side
    4,289.57x = 15,461,673.71
  5. Step 5: Solve for x
    x = 15,461,673.71/4,289.57
  6. Step 6: Final answer
    x = 3,604.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.