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Finding the Fourth Proportional to 6,315.54, 8,727.03 and 6,012.06

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Solution

The fourth proportional to 6,315.54, 8,727.03 and 6,012.06 is: 8,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.54 : 8,727.03 = 6,012.06 : x
  2. Step 2: Convert to fraction form
    6,315.54/8,727.03 = 6,012.06/x
  3. Step 3: Cross multiply
    6,315.54x = 8,727.03 × 6,012.06
  4. Step 4: Simplify right side
    6,315.54x = 52,467,427.98
  5. Step 5: Solve for x
    x = 52,467,427.98/6,315.54
  6. Step 6: Final answer
    x = 8,307.67

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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.