Home / 2,043.59-3,069.93-1,264.16

Finding the Fourth Proportional to 2,043.59, 3,069.93 and 1,264.16

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Solution

The fourth proportional to 2,043.59, 3,069.93 and 1,264.16 is: 1,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.59 : 3,069.93 = 1,264.16 : x
  2. Step 2: Convert to fraction form
    2,043.59/3,069.93 = 1,264.16/x
  3. Step 3: Cross multiply
    2,043.59x = 3,069.93 × 1,264.16
  4. Step 4: Simplify right side
    2,043.59x = 3,880,867.36
  5. Step 5: Solve for x
    x = 3,880,867.36/2,043.59
  6. Step 6: Final answer
    x = 1,899.05

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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.