Home / 7,688.49-10,608.24-4,703.25

Finding the Fourth Proportional to 7,688.49, 10,608.24 and 4,703.25

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Solution

The fourth proportional to 7,688.49, 10,608.24 and 4,703.25 is: 6,489.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.49 : 10,608.24 = 4,703.25 : x
  2. Step 2: Convert to fraction form
    7,688.49/10,608.24 = 4,703.25/x
  3. Step 3: Cross multiply
    7,688.49x = 10,608.24 × 4,703.25
  4. Step 4: Simplify right side
    7,688.49x = 49,893,204.78
  5. Step 5: Solve for x
    x = 49,893,204.78/7,688.49
  6. Step 6: Final answer
    x = 6,489.34

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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.