Home / 4,993.64-6,889.61-3,315.37

Finding the Fourth Proportional to 4,993.64, 6,889.61 and 3,315.37

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Solution

The fourth proportional to 4,993.64, 6,889.61 and 3,315.37 is: 4,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.64 : 6,889.61 = 3,315.37 : x
  2. Step 2: Convert to fraction form
    4,993.64/6,889.61 = 3,315.37/x
  3. Step 3: Cross multiply
    4,993.64x = 6,889.61 × 3,315.37
  4. Step 4: Simplify right side
    4,993.64x = 22,841,606.31
  5. Step 5: Solve for x
    x = 22,841,606.31/4,993.64
  6. Step 6: Final answer
    x = 4,574.14

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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.