Home / 1,816.54-2,506.87-1,030.63

Finding the Fourth Proportional to 1,816.54, 2,506.87 and 1,030.63

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Solution

The fourth proportional to 1,816.54, 2,506.87 and 1,030.63 is: 1,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.54 : 2,506.87 = 1,030.63 : x
  2. Step 2: Convert to fraction form
    1,816.54/2,506.87 = 1,030.63/x
  3. Step 3: Cross multiply
    1,816.54x = 2,506.87 × 1,030.63
  4. Step 4: Simplify right side
    1,816.54x = 2,583,655.43
  5. Step 5: Solve for x
    x = 2,583,655.43/1,816.54
  6. Step 6: Final answer
    x = 1,422.29

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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.