Home / 5,746.44-7,929.84-3,388.08

Finding the Fourth Proportional to 5,746.44, 7,929.84 and 3,388.08

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Solution

The fourth proportional to 5,746.44, 7,929.84 and 3,388.08 is: 4,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.44 : 7,929.84 = 3,388.08 : x
  2. Step 2: Convert to fraction form
    5,746.44/7,929.84 = 3,388.08/x
  3. Step 3: Cross multiply
    5,746.44x = 7,929.84 × 3,388.08
  4. Step 4: Simplify right side
    5,746.44x = 26,866,932.31
  5. Step 5: Solve for x
    x = 26,866,932.31/5,746.44
  6. Step 6: Final answer
    x = 4,675.40

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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.