Home / 7,887.02-10,892.34-5,998.64

Finding the Fourth Proportional to 7,887.02, 10,892.34 and 5,998.64

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Solution

The fourth proportional to 7,887.02, 10,892.34 and 5,998.64 is: 8,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887.02 : 10,892.34 = 5,998.64 : x
  2. Step 2: Convert to fraction form
    7,887.02/10,892.34 = 5,998.64/x
  3. Step 3: Cross multiply
    7,887.02x = 10,892.34 × 5,998.64
  4. Step 4: Simplify right side
    7,887.02x = 65,339,171.96
  5. Step 5: Solve for x
    x = 65,339,171.96/7,887.02
  6. Step 6: Final answer
    x = 8,284.40

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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.