Home / 5,392.49-8,075.97-3,438.77

Finding the Fourth Proportional to 5,392.49, 8,075.97 and 3,438.77

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Solution

The fourth proportional to 5,392.49, 8,075.97 and 3,438.77 is: 5,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.49 : 8,075.97 = 3,438.77 : x
  2. Step 2: Convert to fraction form
    5,392.49/8,075.97 = 3,438.77/x
  3. Step 3: Cross multiply
    5,392.49x = 8,075.97 × 3,438.77
  4. Step 4: Simplify right side
    5,392.49x = 27,771,362.98
  5. Step 5: Solve for x
    x = 27,771,362.98/5,392.49
  6. Step 6: Final answer
    x = 5,150.01

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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.