Home / 5,465.36-8,198.58-1,570.34

Finding the Fourth Proportional to 5,465.36, 8,198.58 and 1,570.34

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Solution

The fourth proportional to 5,465.36, 8,198.58 and 1,570.34 is: 2,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.36 : 8,198.58 = 1,570.34 : x
  2. Step 2: Convert to fraction form
    5,465.36/8,198.58 = 1,570.34/x
  3. Step 3: Cross multiply
    5,465.36x = 8,198.58 × 1,570.34
  4. Step 4: Simplify right side
    5,465.36x = 12,874,558.12
  5. Step 5: Solve for x
    x = 12,874,558.12/5,465.36
  6. Step 6: Final answer
    x = 2,355.67

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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.