Home / 6,106.71-8,427.24-3,312.21

Finding the Fourth Proportional to 6,106.71, 8,427.24 and 3,312.21

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Solution

The fourth proportional to 6,106.71, 8,427.24 and 3,312.21 is: 4,570.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.71 : 8,427.24 = 3,312.21 : x
  2. Step 2: Convert to fraction form
    6,106.71/8,427.24 = 3,312.21/x
  3. Step 3: Cross multiply
    6,106.71x = 8,427.24 × 3,312.21
  4. Step 4: Simplify right side
    6,106.71x = 27,912,788.60
  5. Step 5: Solve for x
    x = 27,912,788.60/6,106.71
  6. Step 6: Final answer
    x = 4,570.84

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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.