Home / 7,551.60-10,420.46-4,194.24

Finding the Fourth Proportional to 7,551.60, 10,420.46 and 4,194.24

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Solution

The fourth proportional to 7,551.60, 10,420.46 and 4,194.24 is: 5,787.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.60 : 10,420.46 = 4,194.24 : x
  2. Step 2: Convert to fraction form
    7,551.60/10,420.46 = 4,194.24/x
  3. Step 3: Cross multiply
    7,551.60x = 10,420.46 × 4,194.24
  4. Step 4: Simplify right side
    7,551.60x = 43,705,910.15
  5. Step 5: Solve for x
    x = 43,705,910.15/7,551.60
  6. Step 6: Final answer
    x = 5,787.64

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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.