Home / 2,946.27-4,065.02-1,898.94

Finding the Fourth Proportional to 2,946.27, 4,065.02 and 1,898.94

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Solution

The fourth proportional to 2,946.27, 4,065.02 and 1,898.94 is: 2,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.27 : 4,065.02 = 1,898.94 : x
  2. Step 2: Convert to fraction form
    2,946.27/4,065.02 = 1,898.94/x
  3. Step 3: Cross multiply
    2,946.27x = 4,065.02 × 1,898.94
  4. Step 4: Simplify right side
    2,946.27x = 7,719,219.58
  5. Step 5: Solve for x
    x = 7,719,219.58/2,946.27
  6. Step 6: Final answer
    x = 2,620.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.