Home / 8,627.10-11,905.89-5,268.96

Finding the Fourth Proportional to 8,627.10, 11,905.89 and 5,268.96

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Solution

The fourth proportional to 8,627.10, 11,905.89 and 5,268.96 is: 7,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.10 : 11,905.89 = 5,268.96 : x
  2. Step 2: Convert to fraction form
    8,627.10/11,905.89 = 5,268.96/x
  3. Step 3: Cross multiply
    8,627.10x = 11,905.89 × 5,268.96
  4. Step 4: Simplify right side
    8,627.10x = 62,731,658.17
  5. Step 5: Solve for x
    x = 62,731,658.17/8,627.10
  6. Step 6: Final answer
    x = 7,271.47

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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.