Home / 4,643.10-6,948.38-3,328.30

Finding the Fourth Proportional to 4,643.10, 6,948.38 and 3,328.30

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Solution

The fourth proportional to 4,643.10, 6,948.38 and 3,328.30 is: 4,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.10 : 6,948.38 = 3,328.30 : x
  2. Step 2: Convert to fraction form
    4,643.10/6,948.38 = 3,328.30/x
  3. Step 3: Cross multiply
    4,643.10x = 6,948.38 × 3,328.30
  4. Step 4: Simplify right side
    4,643.10x = 23,126,293.15
  5. Step 5: Solve for x
    x = 23,126,293.15/4,643.10
  6. Step 6: Final answer
    x = 4,980.79

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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.