Home / 11,254.35-15,533.28-6,477.66

Finding the Fourth Proportional to 11,254.35, 15,533.28 and 6,477.66

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Solution

The fourth proportional to 11,254.35, 15,533.28 and 6,477.66 is: 8,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.35 : 15,533.28 = 6,477.66 : x
  2. Step 2: Convert to fraction form
    11,254.35/15,533.28 = 6,477.66/x
  3. Step 3: Cross multiply
    11,254.35x = 15,533.28 × 6,477.66
  4. Step 4: Simplify right side
    11,254.35x = 100,619,306.52
  5. Step 5: Solve for x
    x = 100,619,306.52/11,254.35
  6. Step 6: Final answer
    x = 8,940.48

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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.