Home / 2,727.63-4,085.67-1,803.63

Finding the Fourth Proportional to 2,727.63, 4,085.67 and 1,803.63

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Solution

The fourth proportional to 2,727.63, 4,085.67 and 1,803.63 is: 2,701.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.63 : 4,085.67 = 1,803.63 : x
  2. Step 2: Convert to fraction form
    2,727.63/4,085.67 = 1,803.63/x
  3. Step 3: Cross multiply
    2,727.63x = 4,085.67 × 1,803.63
  4. Step 4: Simplify right side
    2,727.63x = 7,369,036.98
  5. Step 5: Solve for x
    x = 7,369,036.98/2,727.63
  6. Step 6: Final answer
    x = 2,701.63

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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.