Home / 3,555.55-5,325.63-2,579.50

Finding the Fourth Proportional to 3,555.55, 5,325.63 and 2,579.50

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Solution

The fourth proportional to 3,555.55, 5,325.63 and 2,579.50 is: 3,863.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.55 : 5,325.63 = 2,579.50 : x
  2. Step 2: Convert to fraction form
    3,555.55/5,325.63 = 2,579.50/x
  3. Step 3: Cross multiply
    3,555.55x = 5,325.63 × 2,579.50
  4. Step 4: Simplify right side
    3,555.55x = 13,737,462.59
  5. Step 5: Solve for x
    x = 13,737,462.59/3,555.55
  6. Step 6: Final answer
    x = 3,863.67

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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.