Home / 1,812.50-2,501.48-1,016.13

Finding the Fourth Proportional to 1,812.50, 2,501.48 and 1,016.13

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Solution

The fourth proportional to 1,812.50, 2,501.48 and 1,016.13 is: 1,402.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.50 : 2,501.48 = 1,016.13 : x
  2. Step 2: Convert to fraction form
    1,812.50/2,501.48 = 1,016.13/x
  3. Step 3: Cross multiply
    1,812.50x = 2,501.48 × 1,016.13
  4. Step 4: Simplify right side
    1,812.50x = 2,541,828.87
  5. Step 5: Solve for x
    x = 2,541,828.87/1,812.50
  6. Step 6: Final answer
    x = 1,402.39

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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.