Home / 11,260.35-15,538.03-6,223.30

Finding the Fourth Proportional to 11,260.35, 15,538.03 and 6,223.30

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Solution

The fourth proportional to 11,260.35, 15,538.03 and 6,223.30 is: 8,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.35 : 15,538.03 = 6,223.30 : x
  2. Step 2: Convert to fraction form
    11,260.35/15,538.03 = 6,223.30/x
  3. Step 3: Cross multiply
    11,260.35x = 15,538.03 × 6,223.30
  4. Step 4: Simplify right side
    11,260.35x = 96,697,767.70
  5. Step 5: Solve for x
    x = 96,697,767.70/11,260.35
  6. Step 6: Final answer
    x = 8,587.46

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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.