Home / 7,725.33-10,657.03-4,887.92

Finding the Fourth Proportional to 7,725.33, 10,657.03 and 4,887.92

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Solution

The fourth proportional to 7,725.33, 10,657.03 and 4,887.92 is: 6,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.33 : 10,657.03 = 4,887.92 : x
  2. Step 2: Convert to fraction form
    7,725.33/10,657.03 = 4,887.92/x
  3. Step 3: Cross multiply
    7,725.33x = 10,657.03 × 4,887.92
  4. Step 4: Simplify right side
    7,725.33x = 52,090,710.08
  5. Step 5: Solve for x
    x = 52,090,710.08/7,725.33
  6. Step 6: Final answer
    x = 6,742.85

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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.