Home / 8,629.56-11,904.28-6,530.04

Finding the Fourth Proportional to 8,629.56, 11,904.28 and 6,530.04

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Solution

The fourth proportional to 8,629.56, 11,904.28 and 6,530.04 is: 9,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629.56 : 11,904.28 = 6,530.04 : x
  2. Step 2: Convert to fraction form
    8,629.56/11,904.28 = 6,530.04/x
  3. Step 3: Cross multiply
    8,629.56x = 11,904.28 × 6,530.04
  4. Step 4: Simplify right side
    8,629.56x = 77,735,424.57
  5. Step 5: Solve for x
    x = 77,735,424.57/8,629.56
  6. Step 6: Final answer
    x = 9,008.04

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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.