Home / 5,496.75-7,586.88-3,140.28

Finding the Fourth Proportional to 5,496.75, 7,586.88 and 3,140.28

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Solution

The fourth proportional to 5,496.75, 7,586.88 and 3,140.28 is: 4,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,496.75 : 7,586.88 = 3,140.28 : x
  2. Step 2: Convert to fraction form
    5,496.75/7,586.88 = 3,140.28/x
  3. Step 3: Cross multiply
    5,496.75x = 7,586.88 × 3,140.28
  4. Step 4: Simplify right side
    5,496.75x = 23,824,927.53
  5. Step 5: Solve for x
    x = 23,824,927.53/5,496.75
  6. Step 6: Final answer
    x = 4,334.37

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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.