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Finding the Fourth Proportional to 2,900.02, 4,350.03 and 2,776.09

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Solution

The fourth proportional to 2,900.02, 4,350.03 and 2,776.09 is: 4,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.02 : 4,350.03 = 2,776.09 : x
  2. Step 2: Convert to fraction form
    2,900.02/4,350.03 = 2,776.09/x
  3. Step 3: Cross multiply
    2,900.02x = 4,350.03 × 2,776.09
  4. Step 4: Simplify right side
    2,900.02x = 12,076,074.78
  5. Step 5: Solve for x
    x = 12,076,074.78/2,900.02
  6. Step 6: Final answer
    x = 4,164.14

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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.