Home / 4,657.51-6,422.11-3,396.34

Finding the Fourth Proportional to 4,657.51, 6,422.11 and 3,396.34

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Solution

The fourth proportional to 4,657.51, 6,422.11 and 3,396.34 is: 4,683.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.51 : 6,422.11 = 3,396.34 : x
  2. Step 2: Convert to fraction form
    4,657.51/6,422.11 = 3,396.34/x
  3. Step 3: Cross multiply
    4,657.51x = 6,422.11 × 3,396.34
  4. Step 4: Simplify right side
    4,657.51x = 21,811,669.08
  5. Step 5: Solve for x
    x = 21,811,669.08/4,657.51
  6. Step 6: Final answer
    x = 4,683.12

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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.