Home / 1,812.41-2,501.09-1,056.33

Finding the Fourth Proportional to 1,812.41, 2,501.09 and 1,056.33

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Solution

The fourth proportional to 1,812.41, 2,501.09 and 1,056.33 is: 1,457.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.41 : 2,501.09 = 1,056.33 : x
  2. Step 2: Convert to fraction form
    1,812.41/2,501.09 = 1,056.33/x
  3. Step 3: Cross multiply
    1,812.41x = 2,501.09 × 1,056.33
  4. Step 4: Simplify right side
    1,812.41x = 2,641,975.08
  5. Step 5: Solve for x
    x = 2,641,975.08/1,812.41
  6. Step 6: Final answer
    x = 1,457.71

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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.