Home / 4,328.73-5,969.64-3,212.45

Finding the Fourth Proportional to 4,328.73, 5,969.64 and 3,212.45

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Solution

The fourth proportional to 4,328.73, 5,969.64 and 3,212.45 is: 4,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.73 : 5,969.64 = 3,212.45 : x
  2. Step 2: Convert to fraction form
    4,328.73/5,969.64 = 3,212.45/x
  3. Step 3: Cross multiply
    4,328.73x = 5,969.64 × 3,212.45
  4. Step 4: Simplify right side
    4,328.73x = 19,177,140.17
  5. Step 5: Solve for x
    x = 19,177,140.17/4,328.73
  6. Step 6: Final answer
    x = 4,430.20

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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.