Home / 7,717.99-10,650.75-4,181.19

Finding the Fourth Proportional to 7,717.99, 10,650.75 and 4,181.19

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Solution

The fourth proportional to 7,717.99, 10,650.75 and 4,181.19 is: 5,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.99 : 10,650.75 = 4,181.19 : x
  2. Step 2: Convert to fraction form
    7,717.99/10,650.75 = 4,181.19/x
  3. Step 3: Cross multiply
    7,717.99x = 10,650.75 × 4,181.19
  4. Step 4: Simplify right side
    7,717.99x = 44,532,809.39
  5. Step 5: Solve for x
    x = 44,532,809.39/7,717.99
  6. Step 6: Final answer
    x = 5,770.00

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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.