Home / 10,420.97-14,381.00-5,944.68

Finding the Fourth Proportional to 10,420.97, 14,381.00 and 5,944.68

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Solution

The fourth proportional to 10,420.97, 14,381.00 and 5,944.68 is: 8,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420.97 : 14,381.00 = 5,944.68 : x
  2. Step 2: Convert to fraction form
    10,420.97/14,381.00 = 5,944.68/x
  3. Step 3: Cross multiply
    10,420.97x = 14,381.00 × 5,944.68
  4. Step 4: Simplify right side
    10,420.97x = 85,490,413.36
  5. Step 5: Solve for x
    x = 85,490,413.36/10,420.97
  6. Step 6: Final answer
    x = 8,203.69

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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.