Home / 7,573.22-10,445.13-4,921.49

Finding the Fourth Proportional to 7,573.22, 10,445.13 and 4,921.49

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Solution

The fourth proportional to 7,573.22, 10,445.13 and 4,921.49 is: 6,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.22 : 10,445.13 = 4,921.49 : x
  2. Step 2: Convert to fraction form
    7,573.22/10,445.13 = 4,921.49/x
  3. Step 3: Cross multiply
    7,573.22x = 10,445.13 × 4,921.49
  4. Step 4: Simplify right side
    7,573.22x = 51,405,550.62
  5. Step 5: Solve for x
    x = 51,405,550.62/7,573.22
  6. Step 6: Final answer
    x = 6,787.80

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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.