Home / 7,259.81-10,887.89-3,097.76

Finding the Fourth Proportional to 7,259.81, 10,887.89 and 3,097.76

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Solution

The fourth proportional to 7,259.81, 10,887.89 and 3,097.76 is: 4,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.81 : 10,887.89 = 3,097.76 : x
  2. Step 2: Convert to fraction form
    7,259.81/10,887.89 = 3,097.76/x
  3. Step 3: Cross multiply
    7,259.81x = 10,887.89 × 3,097.76
  4. Step 4: Simplify right side
    7,259.81x = 33,728,000.20
  5. Step 5: Solve for x
    x = 33,728,000.20/7,259.81
  6. Step 6: Final answer
    x = 4,645.85

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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.