Home / 2,056.39-2,838.35-1,269.99

Finding the Fourth Proportional to 2,056.39, 2,838.35 and 1,269.99

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Solution

The fourth proportional to 2,056.39, 2,838.35 and 1,269.99 is: 1,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.39 : 2,838.35 = 1,269.99 : x
  2. Step 2: Convert to fraction form
    2,056.39/2,838.35 = 1,269.99/x
  3. Step 3: Cross multiply
    2,056.39x = 2,838.35 × 1,269.99
  4. Step 4: Simplify right side
    2,056.39x = 3,604,679.29
  5. Step 5: Solve for x
    x = 3,604,679.29/2,056.39
  6. Step 6: Final answer
    x = 1,752.92

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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.