Home / 8,846.10-13,240.35-6,887.70

Finding the Fourth Proportional to 8,846.10, 13,240.35 and 6,887.70

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Solution

The fourth proportional to 8,846.10, 13,240.35 and 6,887.70 is: 10,309.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.10 : 13,240.35 = 6,887.70 : x
  2. Step 2: Convert to fraction form
    8,846.10/13,240.35 = 6,887.70/x
  3. Step 3: Cross multiply
    8,846.10x = 13,240.35 × 6,887.70
  4. Step 4: Simplify right side
    8,846.10x = 91,195,558.70
  5. Step 5: Solve for x
    x = 91,195,558.70/8,846.10
  6. Step 6: Final answer
    x = 10,309.13

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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.