Home / 6,283.65-8,670.82-3,765.72

Finding the Fourth Proportional to 6,283.65, 8,670.82 and 3,765.72

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Solution

The fourth proportional to 6,283.65, 8,670.82 and 3,765.72 is: 5,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.65 : 8,670.82 = 3,765.72 : x
  2. Step 2: Convert to fraction form
    6,283.65/8,670.82 = 3,765.72/x
  3. Step 3: Cross multiply
    6,283.65x = 8,670.82 × 3,765.72
  4. Step 4: Simplify right side
    6,283.65x = 32,651,880.29
  5. Step 5: Solve for x
    x = 32,651,880.29/6,283.65
  6. Step 6: Final answer
    x = 5,196.32

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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.