Home / 2,114.39-2,918.70-1,525.73

Finding the Fourth Proportional to 2,114.39, 2,918.70 and 1,525.73

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Solution

The fourth proportional to 2,114.39, 2,918.70 and 1,525.73 is: 2,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.39 : 2,918.70 = 1,525.73 : x
  2. Step 2: Convert to fraction form
    2,114.39/2,918.70 = 1,525.73/x
  3. Step 3: Cross multiply
    2,114.39x = 2,918.70 × 1,525.73
  4. Step 4: Simplify right side
    2,114.39x = 4,453,133.56
  5. Step 5: Solve for x
    x = 4,453,133.56/2,114.39
  6. Step 6: Final answer
    x = 2,106.11

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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.