Home / 10,363.54-15,533.70-4,118.80

Finding the Fourth Proportional to 10,363.54, 15,533.70 and 4,118.80

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Solution

The fourth proportional to 10,363.54, 15,533.70 and 4,118.80 is: 6,173.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.54 : 15,533.70 = 4,118.80 : x
  2. Step 2: Convert to fraction form
    10,363.54/15,533.70 = 4,118.80/x
  3. Step 3: Cross multiply
    10,363.54x = 15,533.70 × 4,118.80
  4. Step 4: Simplify right side
    10,363.54x = 63,980,203.56
  5. Step 5: Solve for x
    x = 63,980,203.56/10,363.54
  6. Step 6: Final answer
    x = 6,173.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.