Home / 8,673.20-11,968.75-4,896.30

Finding the Fourth Proportional to 8,673.20, 11,968.75 and 4,896.30

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Solution

The fourth proportional to 8,673.20, 11,968.75 and 4,896.30 is: 6,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.20 : 11,968.75 = 4,896.30 : x
  2. Step 2: Convert to fraction form
    8,673.20/11,968.75 = 4,896.30/x
  3. Step 3: Cross multiply
    8,673.20x = 11,968.75 × 4,896.30
  4. Step 4: Simplify right side
    8,673.20x = 58,602,590.63
  5. Step 5: Solve for x
    x = 58,602,590.63/8,673.20
  6. Step 6: Final answer
    x = 6,756.74

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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.