Home / 9,426.08-13,006.40-5,233.60

Finding the Fourth Proportional to 9,426.08, 13,006.40 and 5,233.60

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Solution

The fourth proportional to 9,426.08, 13,006.40 and 5,233.60 is: 7,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.08 : 13,006.40 = 5,233.60 : x
  2. Step 2: Convert to fraction form
    9,426.08/13,006.40 = 5,233.60/x
  3. Step 3: Cross multiply
    9,426.08x = 13,006.40 × 5,233.60
  4. Step 4: Simplify right side
    9,426.08x = 68,070,295.04
  5. Step 5: Solve for x
    x = 68,070,295.04/9,426.08
  6. Step 6: Final answer
    x = 7,221.48

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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.