Home / 5,285.58-7,292.43-3,047.14

Finding the Fourth Proportional to 5,285.58, 7,292.43 and 3,047.14

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Solution

The fourth proportional to 5,285.58, 7,292.43 and 3,047.14 is: 4,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.58 : 7,292.43 = 3,047.14 : x
  2. Step 2: Convert to fraction form
    5,285.58/7,292.43 = 3,047.14/x
  3. Step 3: Cross multiply
    5,285.58x = 7,292.43 × 3,047.14
  4. Step 4: Simplify right side
    5,285.58x = 22,221,055.15
  5. Step 5: Solve for x
    x = 22,221,055.15/5,285.58
  6. Step 6: Final answer
    x = 4,204.09

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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.