Home / 5,776.05-8,664.07-1,880.45

Finding the Fourth Proportional to 5,776.05, 8,664.07 and 1,880.45

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Solution

The fourth proportional to 5,776.05, 8,664.07 and 1,880.45 is: 2,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.05 : 8,664.07 = 1,880.45 : x
  2. Step 2: Convert to fraction form
    5,776.05/8,664.07 = 1,880.45/x
  3. Step 3: Cross multiply
    5,776.05x = 8,664.07 × 1,880.45
  4. Step 4: Simplify right side
    5,776.05x = 16,292,350.43
  5. Step 5: Solve for x
    x = 16,292,350.43/5,776.05
  6. Step 6: Final answer
    x = 2,820.67

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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.