Home / 8,328.39-12,491.66-2,483.63

Finding the Fourth Proportional to 8,328.39, 12,491.66 and 2,483.63

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Solution

The fourth proportional to 8,328.39, 12,491.66 and 2,483.63 is: 3,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.39 : 12,491.66 = 2,483.63 : x
  2. Step 2: Convert to fraction form
    8,328.39/12,491.66 = 2,483.63/x
  3. Step 3: Cross multiply
    8,328.39x = 12,491.66 × 2,483.63
  4. Step 4: Simplify right side
    8,328.39x = 31,024,586.65
  5. Step 5: Solve for x
    x = 31,024,586.65/8,328.39
  6. Step 6: Final answer
    x = 3,725.16

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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.