Home / 11,001.30-16,510.14-4,427.53

Finding the Fourth Proportional to 11,001.30, 16,510.14 and 4,427.53

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Solution

The fourth proportional to 11,001.30, 16,510.14 and 4,427.53 is: 6,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.30 : 16,510.14 = 4,427.53 : x
  2. Step 2: Convert to fraction form
    11,001.30/16,510.14 = 4,427.53/x
  3. Step 3: Cross multiply
    11,001.30x = 16,510.14 × 4,427.53
  4. Step 4: Simplify right side
    11,001.30x = 73,099,140.15
  5. Step 5: Solve for x
    x = 73,099,140.15/11,001.30
  6. Step 6: Final answer
    x = 6,644.59

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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.