Home / 11,475.56-17,214.30-4,901.80

Finding the Fourth Proportional to 11,475.56, 17,214.30 and 4,901.80

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Solution

The fourth proportional to 11,475.56, 17,214.30 and 4,901.80 is: 7,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.56 : 17,214.30 = 4,901.80 : x
  2. Step 2: Convert to fraction form
    11,475.56/17,214.30 = 4,901.80/x
  3. Step 3: Cross multiply
    11,475.56x = 17,214.30 × 4,901.80
  4. Step 4: Simplify right side
    11,475.56x = 84,381,055.74
  5. Step 5: Solve for x
    x = 84,381,055.74/11,475.56
  6. Step 6: Final answer
    x = 7,353.11

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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.