Home / 4,556.08-6,288.06-2,787.40

Finding the Fourth Proportional to 4,556.08, 6,288.06 and 2,787.40

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Solution

The fourth proportional to 4,556.08, 6,288.06 and 2,787.40 is: 3,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,556.08 : 6,288.06 = 2,787.40 : x
  2. Step 2: Convert to fraction form
    4,556.08/6,288.06 = 2,787.40/x
  3. Step 3: Cross multiply
    4,556.08x = 6,288.06 × 2,787.40
  4. Step 4: Simplify right side
    4,556.08x = 17,527,338.44
  5. Step 5: Solve for x
    x = 17,527,338.44/4,556.08
  6. Step 6: Final answer
    x = 3,847.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.