Home / 11,018.16-15,205.07-6,302.54

Finding the Fourth Proportional to 11,018.16, 15,205.07 and 6,302.54

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Solution

The fourth proportional to 11,018.16, 15,205.07 and 6,302.54 is: 8,697.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.16 : 15,205.07 = 6,302.54 : x
  2. Step 2: Convert to fraction form
    11,018.16/15,205.07 = 6,302.54/x
  3. Step 3: Cross multiply
    11,018.16x = 15,205.07 × 6,302.54
  4. Step 4: Simplify right side
    11,018.16x = 95,830,561.88
  5. Step 5: Solve for x
    x = 95,830,561.88/11,018.16
  6. Step 6: Final answer
    x = 8,697.51

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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.