Home / 5,285.59-7,294.82-3,017.72

Finding the Fourth Proportional to 5,285.59, 7,294.82 and 3,017.72

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Solution

The fourth proportional to 5,285.59, 7,294.82 and 3,017.72 is: 4,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.59 : 7,294.82 = 3,017.72 : x
  2. Step 2: Convert to fraction form
    5,285.59/7,294.82 = 3,017.72/x
  3. Step 3: Cross multiply
    5,285.59x = 7,294.82 × 3,017.72
  4. Step 4: Simplify right side
    5,285.59x = 22,013,727.36
  5. Step 5: Solve for x
    x = 22,013,727.36/5,285.59
  6. Step 6: Final answer
    x = 4,164.86

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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.