Home / 4,980.04-6,873.36-2,884.16

Finding the Fourth Proportional to 4,980.04, 6,873.36 and 2,884.16

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Solution

The fourth proportional to 4,980.04, 6,873.36 and 2,884.16 is: 3,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.04 : 6,873.36 = 2,884.16 : x
  2. Step 2: Convert to fraction form
    4,980.04/6,873.36 = 2,884.16/x
  3. Step 3: Cross multiply
    4,980.04x = 6,873.36 × 2,884.16
  4. Step 4: Simplify right side
    4,980.04x = 19,823,869.98
  5. Step 5: Solve for x
    x = 19,823,869.98/4,980.04
  6. Step 6: Final answer
    x = 3,980.66

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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.