Home / 2,529.88-3,794.96-2,391.40

Finding the Fourth Proportional to 2,529.88, 3,794.96 and 2,391.40

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Solution

The fourth proportional to 2,529.88, 3,794.96 and 2,391.40 is: 3,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.88 : 3,794.96 = 2,391.40 : x
  2. Step 2: Convert to fraction form
    2,529.88/3,794.96 = 2,391.40/x
  3. Step 3: Cross multiply
    2,529.88x = 3,794.96 × 2,391.40
  4. Step 4: Simplify right side
    2,529.88x = 9,075,267.34
  5. Step 5: Solve for x
    x = 9,075,267.34/2,529.88
  6. Step 6: Final answer
    x = 3,587.23

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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.