Home / 4,684.16-6,458.28-3,002.80

Finding the Fourth Proportional to 4,684.16, 6,458.28 and 3,002.80

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Solution

The fourth proportional to 4,684.16, 6,458.28 and 3,002.80 is: 4,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.16 : 6,458.28 = 3,002.80 : x
  2. Step 2: Convert to fraction form
    4,684.16/6,458.28 = 3,002.80/x
  3. Step 3: Cross multiply
    4,684.16x = 6,458.28 × 3,002.80
  4. Step 4: Simplify right side
    4,684.16x = 19,392,923.18
  5. Step 5: Solve for x
    x = 19,392,923.18/4,684.16
  6. Step 6: Final answer
    x = 4,140.11

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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.