Home / 2,700.10-4,051.20-1,056.36

Finding the Fourth Proportional to 2,700.10, 4,051.20 and 1,056.36

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Solution

The fourth proportional to 2,700.10, 4,051.20 and 1,056.36 is: 1,584.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.10 : 4,051.20 = 1,056.36 : x
  2. Step 2: Convert to fraction form
    2,700.10/4,051.20 = 1,056.36/x
  3. Step 3: Cross multiply
    2,700.10x = 4,051.20 × 1,056.36
  4. Step 4: Simplify right side
    2,700.10x = 4,279,525.63
  5. Step 5: Solve for x
    x = 4,279,525.63/2,700.10
  6. Step 6: Final answer
    x = 1,584.95

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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.