Home / 7,965.77-11,913.69-7,094.39

Finding the Fourth Proportional to 7,965.77, 11,913.69 and 7,094.39

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Solution

The fourth proportional to 7,965.77, 11,913.69 and 7,094.39 is: 10,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.77 : 11,913.69 = 7,094.39 : x
  2. Step 2: Convert to fraction form
    7,965.77/11,913.69 = 7,094.39/x
  3. Step 3: Cross multiply
    7,965.77x = 11,913.69 × 7,094.39
  4. Step 4: Simplify right side
    7,965.77x = 84,520,363.20
  5. Step 5: Solve for x
    x = 84,520,363.20/7,965.77
  6. Step 6: Final answer
    x = 10,610.44

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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.