Home / 8,317.36-12,477.60-2,771.04

Finding the Fourth Proportional to 8,317.36, 12,477.60 and 2,771.04

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Solution

The fourth proportional to 8,317.36, 12,477.60 and 2,771.04 is: 4,157.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.36 : 12,477.60 = 2,771.04 : x
  2. Step 2: Convert to fraction form
    8,317.36/12,477.60 = 2,771.04/x
  3. Step 3: Cross multiply
    8,317.36x = 12,477.60 × 2,771.04
  4. Step 4: Simplify right side
    8,317.36x = 34,575,928.70
  5. Step 5: Solve for x
    x = 34,575,928.70/8,317.36
  6. Step 6: Final answer
    x = 4,157.08

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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.