Home / 6,506.53-8,979-3,522.36

Finding the Fourth Proportional to 6,506.53, 8,979 and 3,522.36

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Solution

The fourth proportional to 6,506.53, 8,979 and 3,522.36 is: 4,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.53 : 8,979 = 3,522.36 : x
  2. Step 2: Convert to fraction form
    6,506.53/8,979 = 3,522.36/x
  3. Step 3: Cross multiply
    6,506.53x = 8,979 × 3,522.36
  4. Step 4: Simplify right side
    6,506.53x = 31,627,225.55
  5. Step 5: Solve for x
    x = 31,627,225.55/6,506.53
  6. Step 6: Final answer
    x = 4,860.84

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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.