Home / 10,237.73-14,122.55-6,840.59

Finding the Fourth Proportional to 10,237.73, 14,122.55 and 6,840.59

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Solution

The fourth proportional to 10,237.73, 14,122.55 and 6,840.59 is: 9,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.73 : 14,122.55 = 6,840.59 : x
  2. Step 2: Convert to fraction form
    10,237.73/14,122.55 = 6,840.59/x
  3. Step 3: Cross multiply
    10,237.73x = 14,122.55 × 6,840.59
  4. Step 4: Simplify right side
    10,237.73x = 96,606,540.10
  5. Step 5: Solve for x
    x = 96,606,540.10/10,237.73
  6. Step 6: Final answer
    x = 9,436.32

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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.