Home / 10,205.74-15,297.45-4,365.82

Finding the Fourth Proportional to 10,205.74, 15,297.45 and 4,365.82

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Solution

The fourth proportional to 10,205.74, 15,297.45 and 4,365.82 is: 6,543.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.74 : 15,297.45 = 4,365.82 : x
  2. Step 2: Convert to fraction form
    10,205.74/15,297.45 = 4,365.82/x
  3. Step 3: Cross multiply
    10,205.74x = 15,297.45 × 4,365.82
  4. Step 4: Simplify right side
    10,205.74x = 66,785,913.16
  5. Step 5: Solve for x
    x = 66,785,913.16/10,205.74
  6. Step 6: Final answer
    x = 6,543.96

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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.