Home / 4,688.82-7,030.26-1,763.64

Finding the Fourth Proportional to 4,688.82, 7,030.26 and 1,763.64

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Solution

The fourth proportional to 4,688.82, 7,030.26 and 1,763.64 is: 2,644.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.82 : 7,030.26 = 1,763.64 : x
  2. Step 2: Convert to fraction form
    4,688.82/7,030.26 = 1,763.64/x
  3. Step 3: Cross multiply
    4,688.82x = 7,030.26 × 1,763.64
  4. Step 4: Simplify right side
    4,688.82x = 12,398,847.75
  5. Step 5: Solve for x
    x = 12,398,847.75/4,688.82
  6. Step 6: Final answer
    x = 2,644.34

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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.