Home / 5,929.47-8,894.61-1,769.40

Finding the Fourth Proportional to 5,929.47, 8,894.61 and 1,769.40

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Solution

The fourth proportional to 5,929.47, 8,894.61 and 1,769.40 is: 2,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.47 : 8,894.61 = 1,769.40 : x
  2. Step 2: Convert to fraction form
    5,929.47/8,894.61 = 1,769.40/x
  3. Step 3: Cross multiply
    5,929.47x = 8,894.61 × 1,769.40
  4. Step 4: Simplify right side
    5,929.47x = 15,738,122.93
  5. Step 5: Solve for x
    x = 15,738,122.93/5,929.47
  6. Step 6: Final answer
    x = 2,654.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.