Home / 9,459.36-14,189.85-2,887.02

Finding the Fourth Proportional to 9,459.36, 14,189.85 and 2,887.02

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Solution

The fourth proportional to 9,459.36, 14,189.85 and 2,887.02 is: 4,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.36 : 14,189.85 = 2,887.02 : x
  2. Step 2: Convert to fraction form
    9,459.36/14,189.85 = 2,887.02/x
  3. Step 3: Cross multiply
    9,459.36x = 14,189.85 × 2,887.02
  4. Step 4: Simplify right side
    9,459.36x = 40,966,380.75
  5. Step 5: Solve for x
    x = 40,966,380.75/9,459.36
  6. Step 6: Final answer
    x = 4,330.78

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1.5x scale

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.