Home / 4,705.32-7,053.66-2,106.84

Finding the Fourth Proportional to 4,705.32, 7,053.66 and 2,106.84

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Solution

The fourth proportional to 4,705.32, 7,053.66 and 2,106.84 is: 3,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.32 : 7,053.66 = 2,106.84 : x
  2. Step 2: Convert to fraction form
    4,705.32/7,053.66 = 2,106.84/x
  3. Step 3: Cross multiply
    4,705.32x = 7,053.66 × 2,106.84
  4. Step 4: Simplify right side
    4,705.32x = 14,860,933.03
  5. Step 5: Solve for x
    x = 14,860,933.03/4,705.32
  6. Step 6: Final answer
    x = 3,158.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.