Home / 7,727.09-10,663.22-4,370.05

Finding the Fourth Proportional to 7,727.09, 10,663.22 and 4,370.05

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Solution

The fourth proportional to 7,727.09, 10,663.22 and 4,370.05 is: 6,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.09 : 10,663.22 = 4,370.05 : x
  2. Step 2: Convert to fraction form
    7,727.09/10,663.22 = 4,370.05/x
  3. Step 3: Cross multiply
    7,727.09x = 10,663.22 × 4,370.05
  4. Step 4: Simplify right side
    7,727.09x = 46,598,729.39
  5. Step 5: Solve for x
    x = 46,598,729.39/7,727.09
  6. Step 6: Final answer
    x = 6,030.57

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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.