Home / 8,674.08-11,970.27-4,897.39

Finding the Fourth Proportional to 8,674.08, 11,970.27 and 4,897.39

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Solution

The fourth proportional to 8,674.08, 11,970.27 and 4,897.39 is: 6,758.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.08 : 11,970.27 = 4,897.39 : x
  2. Step 2: Convert to fraction form
    8,674.08/11,970.27 = 4,897.39/x
  3. Step 3: Cross multiply
    8,674.08x = 11,970.27 × 4,897.39
  4. Step 4: Simplify right side
    8,674.08x = 58,623,080.60
  5. Step 5: Solve for x
    x = 58,623,080.60/8,674.08
  6. Step 6: Final answer
    x = 6,758.42

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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.