Home / 6,209.04-9,315.48-2,152.16

Finding the Fourth Proportional to 6,209.04, 9,315.48 and 2,152.16

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Solution

The fourth proportional to 6,209.04, 9,315.48 and 2,152.16 is: 3,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.04 : 9,315.48 = 2,152.16 : x
  2. Step 2: Convert to fraction form
    6,209.04/9,315.48 = 2,152.16/x
  3. Step 3: Cross multiply
    6,209.04x = 9,315.48 × 2,152.16
  4. Step 4: Simplify right side
    6,209.04x = 20,048,434.80
  5. Step 5: Solve for x
    x = 20,048,434.80/6,209.04
  6. Step 6: Final answer
    x = 3,228.91

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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.