Home / 4,660.73-6,430.75-3,402.47

Finding the Fourth Proportional to 4,660.73, 6,430.75 and 3,402.47

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Solution

The fourth proportional to 4,660.73, 6,430.75 and 3,402.47 is: 4,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.73 : 6,430.75 = 3,402.47 : x
  2. Step 2: Convert to fraction form
    4,660.73/6,430.75 = 3,402.47/x
  3. Step 3: Cross multiply
    4,660.73x = 6,430.75 × 3,402.47
  4. Step 4: Simplify right side
    4,660.73x = 21,880,433.95
  5. Step 5: Solve for x
    x = 21,880,433.95/4,660.73
  6. Step 6: Final answer
    x = 4,694.64

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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.