Home / 5,570.40-8,358.32-2,607.60

Finding the Fourth Proportional to 5,570.40, 8,358.32 and 2,607.60

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Solution

The fourth proportional to 5,570.40, 8,358.32 and 2,607.60 is: 3,912.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.40 : 8,358.32 = 2,607.60 : x
  2. Step 2: Convert to fraction form
    5,570.40/8,358.32 = 2,607.60/x
  3. Step 3: Cross multiply
    5,570.40x = 8,358.32 × 2,607.60
  4. Step 4: Simplify right side
    5,570.40x = 21,795,155.23
  5. Step 5: Solve for x
    x = 21,795,155.23/5,570.40
  6. Step 6: Final answer
    x = 3,912.67

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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.