Home / 2,114.37-2,918.57-1,488.33

Finding the Fourth Proportional to 2,114.37, 2,918.57 and 1,488.33

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Solution

The fourth proportional to 2,114.37, 2,918.57 and 1,488.33 is: 2,054.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.37 : 2,918.57 = 1,488.33 : x
  2. Step 2: Convert to fraction form
    2,114.37/2,918.57 = 1,488.33/x
  3. Step 3: Cross multiply
    2,114.37x = 2,918.57 × 1,488.33
  4. Step 4: Simplify right side
    2,114.37x = 4,343,787.85
  5. Step 5: Solve for x
    x = 4,343,787.85/2,114.37
  6. Step 6: Final answer
    x = 2,054.41

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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.