Home / 6,821.64-10,232.47-3,069.04

Finding the Fourth Proportional to 6,821.64, 10,232.47 and 3,069.04

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Solution

The fourth proportional to 6,821.64, 10,232.47 and 3,069.04 is: 4,603.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.64 : 10,232.47 = 3,069.04 : x
  2. Step 2: Convert to fraction form
    6,821.64/10,232.47 = 3,069.04/x
  3. Step 3: Cross multiply
    6,821.64x = 10,232.47 × 3,069.04
  4. Step 4: Simplify right side
    6,821.64x = 31,403,880.55
  5. Step 5: Solve for x
    x = 31,403,880.55/6,821.64
  6. Step 6: Final answer
    x = 4,603.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.