Home / 1,921.44-2,880.35-1,750.25

Finding the Fourth Proportional to 1,921.44, 2,880.35 and 1,750.25

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Solution

The fourth proportional to 1,921.44, 2,880.35 and 1,750.25 is: 2,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921.44 : 2,880.35 = 1,750.25 : x
  2. Step 2: Convert to fraction form
    1,921.44/2,880.35 = 1,750.25/x
  3. Step 3: Cross multiply
    1,921.44x = 2,880.35 × 1,750.25
  4. Step 4: Simplify right side
    1,921.44x = 5,041,332.59
  5. Step 5: Solve for x
    x = 5,041,332.59/1,921.44
  6. Step 6: Final answer
    x = 2,623.73

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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.