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Finding the Fourth Proportional to 6,467.71, 8,927.20 and 6,075.67

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Solution

The fourth proportional to 6,467.71, 8,927.20 and 6,075.67 is: 8,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.71 : 8,927.20 = 6,075.67 : x
  2. Step 2: Convert to fraction form
    6,467.71/8,927.20 = 6,075.67/x
  3. Step 3: Cross multiply
    6,467.71x = 8,927.20 × 6,075.67
  4. Step 4: Simplify right side
    6,467.71x = 54,238,690.85
  5. Step 5: Solve for x
    x = 54,238,690.85/6,467.71
  6. Step 6: Final answer
    x = 8,386.07

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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.