Home / 4,722.56-6,515.64-3,377.06

Finding the Fourth Proportional to 4,722.56, 6,515.64 and 3,377.06

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Solution

The fourth proportional to 4,722.56, 6,515.64 and 3,377.06 is: 4,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.56 : 6,515.64 = 3,377.06 : x
  2. Step 2: Convert to fraction form
    4,722.56/6,515.64 = 3,377.06/x
  3. Step 3: Cross multiply
    4,722.56x = 6,515.64 × 3,377.06
  4. Step 4: Simplify right side
    4,722.56x = 22,003,707.22
  5. Step 5: Solve for x
    x = 22,003,707.22/4,722.56
  6. Step 6: Final answer
    x = 4,659.28

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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.