Home / 5,965.04-8,230.81-3,312.40

Finding the Fourth Proportional to 5,965.04, 8,230.81 and 3,312.40

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Solution

The fourth proportional to 5,965.04, 8,230.81 and 3,312.40 is: 4,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.04 : 8,230.81 = 3,312.40 : x
  2. Step 2: Convert to fraction form
    5,965.04/8,230.81 = 3,312.40/x
  3. Step 3: Cross multiply
    5,965.04x = 8,230.81 × 3,312.40
  4. Step 4: Simplify right side
    5,965.04x = 27,263,735.04
  5. Step 5: Solve for x
    x = 27,263,735.04/5,965.04
  6. Step 6: Final answer
    x = 4,570.59

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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.