Home / 5,655.93-7,805.31-3,298.23

Finding the Fourth Proportional to 5,655.93, 7,805.31 and 3,298.23

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Solution

The fourth proportional to 5,655.93, 7,805.31 and 3,298.23 is: 4,551.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.93 : 7,805.31 = 3,298.23 : x
  2. Step 2: Convert to fraction form
    5,655.93/7,805.31 = 3,298.23/x
  3. Step 3: Cross multiply
    5,655.93x = 7,805.31 × 3,298.23
  4. Step 4: Simplify right side
    5,655.93x = 25,743,707.60
  5. Step 5: Solve for x
    x = 25,743,707.60/5,655.93
  6. Step 6: Final answer
    x = 4,551.63

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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.