Home / 3,225.19-4,453.29-2,477.98

Finding the Fourth Proportional to 3,225.19, 4,453.29 and 2,477.98

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Solution

The fourth proportional to 3,225.19, 4,453.29 and 2,477.98 is: 3,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.19 : 4,453.29 = 2,477.98 : x
  2. Step 2: Convert to fraction form
    3,225.19/4,453.29 = 2,477.98/x
  3. Step 3: Cross multiply
    3,225.19x = 4,453.29 × 2,477.98
  4. Step 4: Simplify right side
    3,225.19x = 11,035,163.55
  5. Step 5: Solve for x
    x = 11,035,163.55/3,225.19
  6. Step 6: Final answer
    x = 3,421.55

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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.