Home / 4,690.71-6,468.26-3,116.07

Finding the Fourth Proportional to 4,690.71, 6,468.26 and 3,116.07

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Solution

The fourth proportional to 4,690.71, 6,468.26 and 3,116.07 is: 4,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.71 : 6,468.26 = 3,116.07 : x
  2. Step 2: Convert to fraction form
    4,690.71/6,468.26 = 3,116.07/x
  3. Step 3: Cross multiply
    4,690.71x = 6,468.26 × 3,116.07
  4. Step 4: Simplify right side
    4,690.71x = 20,155,535.36
  5. Step 5: Solve for x
    x = 20,155,535.36/4,690.71
  6. Step 6: Final answer
    x = 4,296.91

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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.