Home / 4,443.96-6,666.32-1,157.05

Finding the Fourth Proportional to 4,443.96, 6,666.32 and 1,157.05

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Solution

The fourth proportional to 4,443.96, 6,666.32 and 1,157.05 is: 1,735.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.96 : 6,666.32 = 1,157.05 : x
  2. Step 2: Convert to fraction form
    4,443.96/6,666.32 = 1,157.05/x
  3. Step 3: Cross multiply
    4,443.96x = 6,666.32 × 1,157.05
  4. Step 4: Simplify right side
    4,443.96x = 7,713,265.56
  5. Step 5: Solve for x
    x = 7,713,265.56/4,443.96
  6. Step 6: Final answer
    x = 1,735.67

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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.