Home / 4,427.58-6,639.72-1,465.48

Finding the Fourth Proportional to 4,427.58, 6,639.72 and 1,465.48

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Solution

The fourth proportional to 4,427.58, 6,639.72 and 1,465.48 is: 2,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.58 : 6,639.72 = 1,465.48 : x
  2. Step 2: Convert to fraction form
    4,427.58/6,639.72 = 1,465.48/x
  3. Step 3: Cross multiply
    4,427.58x = 6,639.72 × 1,465.48
  4. Step 4: Simplify right side
    4,427.58x = 9,730,376.87
  5. Step 5: Solve for x
    x = 9,730,376.87/4,427.58
  6. Step 6: Final answer
    x = 2,197.67

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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.