Home / 9,526.81-13,142.61-6,170.74

Finding the Fourth Proportional to 9,526.81, 13,142.61 and 6,170.74

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Solution

The fourth proportional to 9,526.81, 13,142.61 and 6,170.74 is: 8,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,526.81 : 13,142.61 = 6,170.74 : x
  2. Step 2: Convert to fraction form
    9,526.81/13,142.61 = 6,170.74/x
  3. Step 3: Cross multiply
    9,526.81x = 13,142.61 × 6,170.74
  4. Step 4: Simplify right side
    9,526.81x = 81,099,629.23
  5. Step 5: Solve for x
    x = 81,099,629.23/9,526.81
  6. Step 6: Final answer
    x = 8,512.78

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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.