Home / 4,515.32-6,760.56-3,857.06

Finding the Fourth Proportional to 4,515.32, 6,760.56 and 3,857.06

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Solution

The fourth proportional to 4,515.32, 6,760.56 and 3,857.06 is: 5,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.32 : 6,760.56 = 3,857.06 : x
  2. Step 2: Convert to fraction form
    4,515.32/6,760.56 = 3,857.06/x
  3. Step 3: Cross multiply
    4,515.32x = 6,760.56 × 3,857.06
  4. Step 4: Simplify right side
    4,515.32x = 26,075,885.55
  5. Step 5: Solve for x
    x = 26,075,885.55/4,515.32
  6. Step 6: Final answer
    x = 5,774.98

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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.