Home / 7,264.41-10,895.47-1,999.81

Finding the Fourth Proportional to 7,264.41, 10,895.47 and 1,999.81

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Solution

The fourth proportional to 7,264.41, 10,895.47 and 1,999.81 is: 2,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.41 : 10,895.47 = 1,999.81 : x
  2. Step 2: Convert to fraction form
    7,264.41/10,895.47 = 1,999.81/x
  3. Step 3: Cross multiply
    7,264.41x = 10,895.47 × 1,999.81
  4. Step 4: Simplify right side
    7,264.41x = 21,788,869.86
  5. Step 5: Solve for x
    x = 21,788,869.86/7,264.41
  6. Step 6: Final answer
    x = 2,999.40

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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.