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Finding the Fourth Proportional to 6,011.76, 9,017.68 and 1,851.80

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Solution

The fourth proportional to 6,011.76, 9,017.68 and 1,851.80 is: 2,777.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,011.76 : 9,017.68 = 1,851.80 : x
  2. Step 2: Convert to fraction form
    6,011.76/9,017.68 = 1,851.80/x
  3. Step 3: Cross multiply
    6,011.76x = 9,017.68 × 1,851.80
  4. Step 4: Simplify right side
    6,011.76x = 16,698,939.82
  5. Step 5: Solve for x
    x = 16,698,939.82/6,011.76
  6. Step 6: Final answer
    x = 2,777.71

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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.