Home / 5,078.04-7,008.03-3,088.68

Finding the Fourth Proportional to 5,078.04, 7,008.03 and 3,088.68

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Solution

The fourth proportional to 5,078.04, 7,008.03 and 3,088.68 is: 4,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.04 : 7,008.03 = 3,088.68 : x
  2. Step 2: Convert to fraction form
    5,078.04/7,008.03 = 3,088.68/x
  3. Step 3: Cross multiply
    5,078.04x = 7,008.03 × 3,088.68
  4. Step 4: Simplify right side
    5,078.04x = 21,645,562.10
  5. Step 5: Solve for x
    x = 21,645,562.10/5,078.04
  6. Step 6: Final answer
    x = 4,262.58

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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.