Home / 5,256.53-7,255.49-3,685.01

Finding the Fourth Proportional to 5,256.53, 7,255.49 and 3,685.01

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Solution

The fourth proportional to 5,256.53, 7,255.49 and 3,685.01 is: 5,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.53 : 7,255.49 = 3,685.01 : x
  2. Step 2: Convert to fraction form
    5,256.53/7,255.49 = 3,685.01/x
  3. Step 3: Cross multiply
    5,256.53x = 7,255.49 × 3,685.01
  4. Step 4: Simplify right side
    5,256.53x = 26,736,526.14
  5. Step 5: Solve for x
    x = 26,736,526.14/5,256.53
  6. Step 6: Final answer
    x = 5,086.35

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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.