Home / 10,567.47-15,850.28-6,406.25

Finding the Fourth Proportional to 10,567.47, 15,850.28 and 6,406.25

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Solution

The fourth proportional to 10,567.47, 15,850.28 and 6,406.25 is: 9,608.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.47 : 15,850.28 = 6,406.25 : x
  2. Step 2: Convert to fraction form
    10,567.47/15,850.28 = 6,406.25/x
  3. Step 3: Cross multiply
    10,567.47x = 15,850.28 × 6,406.25
  4. Step 4: Simplify right side
    10,567.47x = 101,540,856.25
  5. Step 5: Solve for x
    x = 101,540,856.25/10,567.47
  6. Step 6: Final answer
    x = 9,608.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.