Home / 11,259.06-15,537.60-6,223.20

Finding the Fourth Proportional to 11,259.06, 15,537.60 and 6,223.20

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Solution

The fourth proportional to 11,259.06, 15,537.60 and 6,223.20 is: 8,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.06 : 15,537.60 = 6,223.20 : x
  2. Step 2: Convert to fraction form
    11,259.06/15,537.60 = 6,223.20/x
  3. Step 3: Cross multiply
    11,259.06x = 15,537.60 × 6,223.20
  4. Step 4: Simplify right side
    11,259.06x = 96,693,592.32
  5. Step 5: Solve for x
    x = 96,693,592.32/11,259.06
  6. Step 6: Final answer
    x = 8,588.07

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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.