Home / 12,379.07-18,572.27-4,586.06

Finding the Fourth Proportional to 12,379.07, 18,572.27 and 4,586.06

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Solution

The fourth proportional to 12,379.07, 18,572.27 and 4,586.06 is: 6,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,379.07 : 18,572.27 = 4,586.06 : x
  2. Step 2: Convert to fraction form
    12,379.07/18,572.27 = 4,586.06/x
  3. Step 3: Cross multiply
    12,379.07x = 18,572.27 × 4,586.06
  4. Step 4: Simplify right side
    12,379.07x = 85,173,568.06
  5. Step 5: Solve for x
    x = 85,173,568.06/12,379.07
  6. Step 6: Final answer
    x = 6,880.45

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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.