Home / 5,112.63-7,627.37-4,635.17

Finding the Fourth Proportional to 5,112.63, 7,627.37 and 4,635.17

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Solution

The fourth proportional to 5,112.63, 7,627.37 and 4,635.17 is: 6,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.63 : 7,627.37 = 4,635.17 : x
  2. Step 2: Convert to fraction form
    5,112.63/7,627.37 = 4,635.17/x
  3. Step 3: Cross multiply
    5,112.63x = 7,627.37 × 4,635.17
  4. Step 4: Simplify right side
    5,112.63x = 35,354,130.05
  5. Step 5: Solve for x
    x = 35,354,130.05/5,112.63
  6. Step 6: Final answer
    x = 6,915.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.