Home / 6,719.80-9,265.26-5,602.36

Finding the Fourth Proportional to 6,719.80, 9,265.26 and 5,602.36

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Solution

The fourth proportional to 6,719.80, 9,265.26 and 5,602.36 is: 7,724.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.80 : 9,265.26 = 5,602.36 : x
  2. Step 2: Convert to fraction form
    6,719.80/9,265.26 = 5,602.36/x
  3. Step 3: Cross multiply
    6,719.80x = 9,265.26 × 5,602.36
  4. Step 4: Simplify right side
    6,719.80x = 51,907,322.01
  5. Step 5: Solve for x
    x = 51,907,322.01/6,719.80
  6. Step 6: Final answer
    x = 7,724.53

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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.