Home / 8,712.51-12,023.37-4,733.69

Finding the Fourth Proportional to 8,712.51, 12,023.37 and 4,733.69

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Solution

The fourth proportional to 8,712.51, 12,023.37 and 4,733.69 is: 6,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,712.51 : 12,023.37 = 4,733.69 : x
  2. Step 2: Convert to fraction form
    8,712.51/12,023.37 = 4,733.69/x
  3. Step 3: Cross multiply
    8,712.51x = 12,023.37 × 4,733.69
  4. Step 4: Simplify right side
    8,712.51x = 56,914,906.34
  5. Step 5: Solve for x
    x = 56,914,906.34/8,712.51
  6. Step 6: Final answer
    x = 6,532.55

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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.