Home / 4,931.26-6,805.74-3,162.22

Finding the Fourth Proportional to 4,931.26, 6,805.74 and 3,162.22

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Solution

The fourth proportional to 4,931.26, 6,805.74 and 3,162.22 is: 4,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.26 : 6,805.74 = 3,162.22 : x
  2. Step 2: Convert to fraction form
    4,931.26/6,805.74 = 3,162.22/x
  3. Step 3: Cross multiply
    4,931.26x = 6,805.74 × 3,162.22
  4. Step 4: Simplify right side
    4,931.26x = 21,521,247.14
  5. Step 5: Solve for x
    x = 21,521,247.14/4,931.26
  6. Step 6: Final answer
    x = 4,364.25

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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.