Home / 3,142.33-4,332.29-2,611.67

Finding the Fourth Proportional to 3,142.33, 4,332.29 and 2,611.67

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Solution

The fourth proportional to 3,142.33, 4,332.29 and 2,611.67 is: 3,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.33 : 4,332.29 = 2,611.67 : x
  2. Step 2: Convert to fraction form
    3,142.33/4,332.29 = 2,611.67/x
  3. Step 3: Cross multiply
    3,142.33x = 4,332.29 × 2,611.67
  4. Step 4: Simplify right side
    3,142.33x = 11,314,477.10
  5. Step 5: Solve for x
    x = 11,314,477.10/3,142.33
  6. Step 6: Final answer
    x = 3,600.67

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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.