Home / 7,889.42-10,886.67-5,794.70

Finding the Fourth Proportional to 7,889.42, 10,886.67 and 5,794.70

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Solution

The fourth proportional to 7,889.42, 10,886.67 and 5,794.70 is: 7,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.42 : 10,886.67 = 5,794.70 : x
  2. Step 2: Convert to fraction form
    7,889.42/10,886.67 = 5,794.70/x
  3. Step 3: Cross multiply
    7,889.42x = 10,886.67 × 5,794.70
  4. Step 4: Simplify right side
    7,889.42x = 63,084,986.65
  5. Step 5: Solve for x
    x = 63,084,986.65/7,889.42
  6. Step 6: Final answer
    x = 7,996.15

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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.