Home / 3,777.16-5,212.37-2,075.67

Finding the Fourth Proportional to 3,777.16, 5,212.37 and 2,075.67

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Solution

The fourth proportional to 3,777.16, 5,212.37 and 2,075.67 is: 2,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.16 : 5,212.37 = 2,075.67 : x
  2. Step 2: Convert to fraction form
    3,777.16/5,212.37 = 2,075.67/x
  3. Step 3: Cross multiply
    3,777.16x = 5,212.37 × 2,075.67
  4. Step 4: Simplify right side
    3,777.16x = 10,819,153.55
  5. Step 5: Solve for x
    x = 10,819,153.55/3,777.16
  6. Step 6: Final answer
    x = 2,864.36

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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.