Home / 5,970.62-8,215.35-5,817.98

Finding the Fourth Proportional to 5,970.62, 8,215.35 and 5,817.98

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Solution

The fourth proportional to 5,970.62, 8,215.35 and 5,817.98 is: 8,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.62 : 8,215.35 = 5,817.98 : x
  2. Step 2: Convert to fraction form
    5,970.62/8,215.35 = 5,817.98/x
  3. Step 3: Cross multiply
    5,970.62x = 8,215.35 × 5,817.98
  4. Step 4: Simplify right side
    5,970.62x = 47,796,741.99
  5. Step 5: Solve for x
    x = 47,796,741.99/5,970.62
  6. Step 6: Final answer
    x = 8,005.32

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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.