Home / 6,375.65-8,795.87-3,686.37

Finding the Fourth Proportional to 6,375.65, 8,795.87 and 3,686.37

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Solution

The fourth proportional to 6,375.65, 8,795.87 and 3,686.37 is: 5,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.65 : 8,795.87 = 3,686.37 : x
  2. Step 2: Convert to fraction form
    6,375.65/8,795.87 = 3,686.37/x
  3. Step 3: Cross multiply
    6,375.65x = 8,795.87 × 3,686.37
  4. Step 4: Simplify right side
    6,375.65x = 32,424,880.40
  5. Step 5: Solve for x
    x = 32,424,880.40/6,375.65
  6. Step 6: Final answer
    x = 5,085.74

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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.