Home / 8,717.26-12,030.03-4,738.59

Finding the Fourth Proportional to 8,717.26, 12,030.03 and 4,738.59

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Solution

The fourth proportional to 8,717.26, 12,030.03 and 4,738.59 is: 6,539.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.26 : 12,030.03 = 4,738.59 : x
  2. Step 2: Convert to fraction form
    8,717.26/12,030.03 = 4,738.59/x
  3. Step 3: Cross multiply
    8,717.26x = 12,030.03 × 4,738.59
  4. Step 4: Simplify right side
    8,717.26x = 57,005,379.86
  5. Step 5: Solve for x
    x = 57,005,379.86/8,717.26
  6. Step 6: Final answer
    x = 6,539.37

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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.