Home / 4,445.12-6,666.92-1,633.34

Finding the Fourth Proportional to 4,445.12, 6,666.92 and 1,633.34

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Solution

The fourth proportional to 4,445.12, 6,666.92 and 1,633.34 is: 2,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.12 : 6,666.92 = 1,633.34 : x
  2. Step 2: Convert to fraction form
    4,445.12/6,666.92 = 1,633.34/x
  3. Step 3: Cross multiply
    4,445.12x = 6,666.92 × 1,633.34
  4. Step 4: Simplify right side
    4,445.12x = 10,889,347.11
  5. Step 5: Solve for x
    x = 10,889,347.11/4,445.12
  6. Step 6: Final answer
    x = 2,449.73

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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.