Home / 7,725.43-10,657.33-4,579.39

Finding the Fourth Proportional to 7,725.43, 10,657.33 and 4,579.39

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Solution

The fourth proportional to 7,725.43, 10,657.33 and 4,579.39 is: 6,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.43 : 10,657.33 = 4,579.39 : x
  2. Step 2: Convert to fraction form
    7,725.43/10,657.33 = 4,579.39/x
  3. Step 3: Cross multiply
    7,725.43x = 10,657.33 × 4,579.39
  4. Step 4: Simplify right side
    7,725.43x = 48,804,070.43
  5. Step 5: Solve for x
    x = 48,804,070.43/7,725.43
  6. Step 6: Final answer
    x = 6,317.33

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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.