Home / 8,945.95-13,419.05-2,706.01

Finding the Fourth Proportional to 8,945.95, 13,419.05 and 2,706.01

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Solution

The fourth proportional to 8,945.95, 13,419.05 and 2,706.01 is: 4,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.95 : 13,419.05 = 2,706.01 : x
  2. Step 2: Convert to fraction form
    8,945.95/13,419.05 = 2,706.01/x
  3. Step 3: Cross multiply
    8,945.95x = 13,419.05 × 2,706.01
  4. Step 4: Simplify right side
    8,945.95x = 36,312,083.49
  5. Step 5: Solve for x
    x = 36,312,083.49/8,945.95
  6. Step 6: Final answer
    x = 4,059.05

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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.