Home / 2,943.07-4,060.63-1,895.74

Finding the Fourth Proportional to 2,943.07, 4,060.63 and 1,895.74

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Solution

The fourth proportional to 2,943.07, 4,060.63 and 1,895.74 is: 2,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.07 : 4,060.63 = 1,895.74 : x
  2. Step 2: Convert to fraction form
    2,943.07/4,060.63 = 1,895.74/x
  3. Step 3: Cross multiply
    2,943.07x = 4,060.63 × 1,895.74
  4. Step 4: Simplify right side
    2,943.07x = 7,697,890.93
  5. Step 5: Solve for x
    x = 7,697,890.93/2,943.07
  6. Step 6: Final answer
    x = 2,615.60

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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.