Home / 8,768.72-13,152.84-2,925.44

Finding the Fourth Proportional to 8,768.72, 13,152.84 and 2,925.44

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Solution

The fourth proportional to 8,768.72, 13,152.84 and 2,925.44 is: 4,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.72 : 13,152.84 = 2,925.44 : x
  2. Step 2: Convert to fraction form
    8,768.72/13,152.84 = 2,925.44/x
  3. Step 3: Cross multiply
    8,768.72x = 13,152.84 × 2,925.44
  4. Step 4: Simplify right side
    8,768.72x = 38,477,844.25
  5. Step 5: Solve for x
    x = 38,477,844.25/8,768.72
  6. Step 6: Final answer
    x = 4,388.08

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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.