Home / 8,718.48-12,043.44-6,373.68

Finding the Fourth Proportional to 8,718.48, 12,043.44 and 6,373.68

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Solution

The fourth proportional to 8,718.48, 12,043.44 and 6,373.68 is: 8,804.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718.48 : 12,043.44 = 6,373.68 : x
  2. Step 2: Convert to fraction form
    8,718.48/12,043.44 = 6,373.68/x
  3. Step 3: Cross multiply
    8,718.48x = 12,043.44 × 6,373.68
  4. Step 4: Simplify right side
    8,718.48x = 76,761,032.66
  5. Step 5: Solve for x
    x = 76,761,032.66/8,718.48
  6. Step 6: Final answer
    x = 8,804.41

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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.