Home / 1,880.89-2,596.36-1,684.06

Finding the Fourth Proportional to 1,880.89, 2,596.36 and 1,684.06

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Solution

The fourth proportional to 1,880.89, 2,596.36 and 1,684.06 is: 2,324.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.89 : 2,596.36 = 1,684.06 : x
  2. Step 2: Convert to fraction form
    1,880.89/2,596.36 = 1,684.06/x
  3. Step 3: Cross multiply
    1,880.89x = 2,596.36 × 1,684.06
  4. Step 4: Simplify right side
    1,880.89x = 4,372,426.02
  5. Step 5: Solve for x
    x = 4,372,426.02/1,880.89
  6. Step 6: Final answer
    x = 2,324.66

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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.