Home / 4,313.34-6,464.40-2,122.68

Finding the Fourth Proportional to 4,313.34, 6,464.40 and 2,122.68

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Solution

The fourth proportional to 4,313.34, 6,464.40 and 2,122.68 is: 3,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.34 : 6,464.40 = 2,122.68 : x
  2. Step 2: Convert to fraction form
    4,313.34/6,464.40 = 2,122.68/x
  3. Step 3: Cross multiply
    4,313.34x = 6,464.40 × 2,122.68
  4. Step 4: Simplify right side
    4,313.34x = 13,721,852.59
  5. Step 5: Solve for x
    x = 13,721,852.59/4,313.34
  6. Step 6: Final answer
    x = 3,181.26

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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.