Home / 5,939.04-8,948.66-4,921.68

Finding the Fourth Proportional to 5,939.04, 8,948.66 and 4,921.68

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Solution

The fourth proportional to 5,939.04, 8,948.66 and 4,921.68 is: 7,415.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.04 : 8,948.66 = 4,921.68 : x
  2. Step 2: Convert to fraction form
    5,939.04/8,948.66 = 4,921.68/x
  3. Step 3: Cross multiply
    5,939.04x = 8,948.66 × 4,921.68
  4. Step 4: Simplify right side
    5,939.04x = 44,042,440.95
  5. Step 5: Solve for x
    x = 44,042,440.95/5,939.04
  6. Step 6: Final answer
    x = 7,415.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.