Home / 8,977.17-13,453.87-6,889.19

Finding the Fourth Proportional to 8,977.17, 13,453.87 and 6,889.19

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Solution

The fourth proportional to 8,977.17, 13,453.87 and 6,889.19 is: 10,324.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.17 : 13,453.87 = 6,889.19 : x
  2. Step 2: Convert to fraction form
    8,977.17/13,453.87 = 6,889.19/x
  3. Step 3: Cross multiply
    8,977.17x = 13,453.87 × 6,889.19
  4. Step 4: Simplify right side
    8,977.17x = 92,686,266.67
  5. Step 5: Solve for x
    x = 92,686,266.67/8,977.17
  6. Step 6: Final answer
    x = 10,324.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.