Home / 9,628.71-13,280.07-6,272.58

Finding the Fourth Proportional to 9,628.71, 13,280.07 and 6,272.58

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Solution

The fourth proportional to 9,628.71, 13,280.07 and 6,272.58 is: 8,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628.71 : 13,280.07 = 6,272.58 : x
  2. Step 2: Convert to fraction form
    9,628.71/13,280.07 = 6,272.58/x
  3. Step 3: Cross multiply
    9,628.71x = 13,280.07 × 6,272.58
  4. Step 4: Simplify right side
    9,628.71x = 83,300,301.48
  5. Step 5: Solve for x
    x = 83,300,301.48/9,628.71
  6. Step 6: Final answer
    x = 8,651.24

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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.