Home / 8,454.02-11,670.96-5,268.28

Finding the Fourth Proportional to 8,454.02, 11,670.96 and 5,268.28

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Solution

The fourth proportional to 8,454.02, 11,670.96 and 5,268.28 is: 7,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454.02 : 11,670.96 = 5,268.28 : x
  2. Step 2: Convert to fraction form
    8,454.02/11,670.96 = 5,268.28/x
  3. Step 3: Cross multiply
    8,454.02x = 11,670.96 × 5,268.28
  4. Step 4: Simplify right side
    8,454.02x = 61,485,885.15
  5. Step 5: Solve for x
    x = 61,485,885.15/8,454.02
  6. Step 6: Final answer
    x = 7,272.98

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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.