Home / 3,226.16-4,830.84-1,762.31

Finding the Fourth Proportional to 3,226.16, 4,830.84 and 1,762.31

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Solution

The fourth proportional to 3,226.16, 4,830.84 and 1,762.31 is: 2,638.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.16 : 4,830.84 = 1,762.31 : x
  2. Step 2: Convert to fraction form
    3,226.16/4,830.84 = 1,762.31/x
  3. Step 3: Cross multiply
    3,226.16x = 4,830.84 × 1,762.31
  4. Step 4: Simplify right side
    3,226.16x = 8,513,437.64
  5. Step 5: Solve for x
    x = 8,513,437.64/3,226.16
  6. Step 6: Final answer
    x = 2,638.88

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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.