Home / 2,740.84-4,111.26-1,009.06

Finding the Fourth Proportional to 2,740.84, 4,111.26 and 1,009.06

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Solution

The fourth proportional to 2,740.84, 4,111.26 and 1,009.06 is: 1,513.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.84 : 4,111.26 = 1,009.06 : x
  2. Step 2: Convert to fraction form
    2,740.84/4,111.26 = 1,009.06/x
  3. Step 3: Cross multiply
    2,740.84x = 4,111.26 × 1,009.06
  4. Step 4: Simplify right side
    2,740.84x = 4,148,508.02
  5. Step 5: Solve for x
    x = 4,148,508.02/2,740.84
  6. Step 6: Final answer
    x = 1,513.59

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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.