Home / 2,040.48-2,813.40-1,725.19

Finding the Fourth Proportional to 2,040.48, 2,813.40 and 1,725.19

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Solution

The fourth proportional to 2,040.48, 2,813.40 and 1,725.19 is: 2,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.48 : 2,813.40 = 1,725.19 : x
  2. Step 2: Convert to fraction form
    2,040.48/2,813.40 = 1,725.19/x
  3. Step 3: Cross multiply
    2,040.48x = 2,813.40 × 1,725.19
  4. Step 4: Simplify right side
    2,040.48x = 4,853,642.51
  5. Step 5: Solve for x
    x = 4,853,642.51/2,040.48
  6. Step 6: Final answer
    x = 2,378.68

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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.