Home / 10,068.18-13,893.80-5,761.38

Finding the Fourth Proportional to 10,068.18, 13,893.80 and 5,761.38

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Solution

The fourth proportional to 10,068.18, 13,893.80 and 5,761.38 is: 7,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.18 : 13,893.80 = 5,761.38 : x
  2. Step 2: Convert to fraction form
    10,068.18/13,893.80 = 5,761.38/x
  3. Step 3: Cross multiply
    10,068.18x = 13,893.80 × 5,761.38
  4. Step 4: Simplify right side
    10,068.18x = 80,047,461.44
  5. Step 5: Solve for x
    x = 80,047,461.44/10,068.18
  6. Step 6: Final answer
    x = 7,950.54

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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.