Home / 7,678.88-10,596.16-4,883.36

Finding the Fourth Proportional to 7,678.88, 10,596.16 and 4,883.36

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Solution

The fourth proportional to 7,678.88, 10,596.16 and 4,883.36 is: 6,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678.88 : 10,596.16 = 4,883.36 : x
  2. Step 2: Convert to fraction form
    7,678.88/10,596.16 = 4,883.36/x
  3. Step 3: Cross multiply
    7,678.88x = 10,596.16 × 4,883.36
  4. Step 4: Simplify right side
    7,678.88x = 51,744,863.90
  5. Step 5: Solve for x
    x = 51,744,863.90/7,678.88
  6. Step 6: Final answer
    x = 6,738.60

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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.