Home / 2,057.09-2,838.93-1,357.25

Finding the Fourth Proportional to 2,057.09, 2,838.93 and 1,357.25

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Solution

The fourth proportional to 2,057.09, 2,838.93 and 1,357.25 is: 1,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.09 : 2,838.93 = 1,357.25 : x
  2. Step 2: Convert to fraction form
    2,057.09/2,838.93 = 1,357.25/x
  3. Step 3: Cross multiply
    2,057.09x = 2,838.93 × 1,357.25
  4. Step 4: Simplify right side
    2,057.09x = 3,853,137.74
  5. Step 5: Solve for x
    x = 3,853,137.74/2,057.09
  6. Step 6: Final answer
    x = 1,873.10

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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.