Home / 11,063.08-15,255.51-8,545.60

Finding the Fourth Proportional to 11,063.08, 15,255.51 and 8,545.60

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Solution

The fourth proportional to 11,063.08, 15,255.51 and 8,545.60 is: 11,784.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.08 : 15,255.51 = 8,545.60 : x
  2. Step 2: Convert to fraction form
    11,063.08/15,255.51 = 8,545.60/x
  3. Step 3: Cross multiply
    11,063.08x = 15,255.51 × 8,545.60
  4. Step 4: Simplify right side
    11,063.08x = 130,367,486.26
  5. Step 5: Solve for x
    x = 130,367,486.26/11,063.08
  6. Step 6: Final answer
    x = 11,784.01

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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.