Home / 1,550.19-2,322.14-716.07

Finding the Fourth Proportional to 1,550.19, 2,322.14 and 716.07

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Solution

The fourth proportional to 1,550.19, 2,322.14 and 716.07 is: 1,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.19 : 2,322.14 = 716.07 : x
  2. Step 2: Convert to fraction form
    1,550.19/2,322.14 = 716.07/x
  3. Step 3: Cross multiply
    1,550.19x = 2,322.14 × 716.07
  4. Step 4: Simplify right side
    1,550.19x = 1,662,806.37
  5. Step 5: Solve for x
    x = 1,662,806.37/1,550.19
  6. Step 6: Final answer
    x = 1,072.65

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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.