Home / 3,284.51-4,924.32-1,985.67

Finding the Fourth Proportional to 3,284.51, 4,924.32 and 1,985.67

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Solution

The fourth proportional to 3,284.51, 4,924.32 and 1,985.67 is: 2,977.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.51 : 4,924.32 = 1,985.67 : x
  2. Step 2: Convert to fraction form
    3,284.51/4,924.32 = 1,985.67/x
  3. Step 3: Cross multiply
    3,284.51x = 4,924.32 × 1,985.67
  4. Step 4: Simplify right side
    3,284.51x = 9,778,074.49
  5. Step 5: Solve for x
    x = 9,778,074.49/3,284.51
  6. Step 6: Final answer
    x = 2,977.03

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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.