Home / 1,544.27-2,316.09-722.32

Finding the Fourth Proportional to 1,544.27, 2,316.09 and 722.32

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Solution

The fourth proportional to 1,544.27, 2,316.09 and 722.32 is: 1,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.27 : 2,316.09 = 722.32 : x
  2. Step 2: Convert to fraction form
    1,544.27/2,316.09 = 722.32/x
  3. Step 3: Cross multiply
    1,544.27x = 2,316.09 × 722.32
  4. Step 4: Simplify right side
    1,544.27x = 1,672,955.05
  5. Step 5: Solve for x
    x = 1,672,955.05/1,544.27
  6. Step 6: Final answer
    x = 1,083.33

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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.