Home / 10,923.54-16,386.93-3,997.50

Finding the Fourth Proportional to 10,923.54, 16,386.93 and 3,997.50

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Solution

The fourth proportional to 10,923.54, 16,386.93 and 3,997.50 is: 5,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.54 : 16,386.93 = 3,997.50 : x
  2. Step 2: Convert to fraction form
    10,923.54/16,386.93 = 3,997.50/x
  3. Step 3: Cross multiply
    10,923.54x = 16,386.93 × 3,997.50
  4. Step 4: Simplify right side
    10,923.54x = 65,506,752.68
  5. Step 5: Solve for x
    x = 65,506,752.68/10,923.54
  6. Step 6: Final answer
    x = 5,996.84

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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.