Home / 1,914.96-2,637.12-1,827.48

Finding the Fourth Proportional to 1,914.96, 2,637.12 and 1,827.48

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Solution

The fourth proportional to 1,914.96, 2,637.12 and 1,827.48 is: 2,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.96 : 2,637.12 = 1,827.48 : x
  2. Step 2: Convert to fraction form
    1,914.96/2,637.12 = 1,827.48/x
  3. Step 3: Cross multiply
    1,914.96x = 2,637.12 × 1,827.48
  4. Step 4: Simplify right side
    1,914.96x = 4,819,284.06
  5. Step 5: Solve for x
    x = 4,819,284.06/1,914.96
  6. Step 6: Final answer
    x = 2,516.65

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1.5x scale

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.