Home / 4,653.66-6,422.85-3,160.56

Finding the Fourth Proportional to 4,653.66, 6,422.85 and 3,160.56

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Solution

The fourth proportional to 4,653.66, 6,422.85 and 3,160.56 is: 4,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.66 : 6,422.85 = 3,160.56 : x
  2. Step 2: Convert to fraction form
    4,653.66/6,422.85 = 3,160.56/x
  3. Step 3: Cross multiply
    4,653.66x = 6,422.85 × 3,160.56
  4. Step 4: Simplify right side
    4,653.66x = 20,299,802.80
  5. Step 5: Solve for x
    x = 20,299,802.80/4,653.66
  6. Step 6: Final answer
    x = 4,362.12

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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.