Home / 2,600.79-3,588.08-1,604.34

Finding the Fourth Proportional to 2,600.79, 3,588.08 and 1,604.34

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Solution

The fourth proportional to 2,600.79, 3,588.08 and 1,604.34 is: 2,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.79 : 3,588.08 = 1,604.34 : x
  2. Step 2: Convert to fraction form
    2,600.79/3,588.08 = 1,604.34/x
  3. Step 3: Cross multiply
    2,600.79x = 3,588.08 × 1,604.34
  4. Step 4: Simplify right side
    2,600.79x = 5,756,482.33
  5. Step 5: Solve for x
    x = 5,756,482.33/2,600.79
  6. Step 6: Final answer
    x = 2,213.36

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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.