Home / 2,030.79-2,802.49-1,099.29

Finding the Fourth Proportional to 2,030.79, 2,802.49 and 1,099.29

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Solution

The fourth proportional to 2,030.79, 2,802.49 and 1,099.29 is: 1,517.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.79 : 2,802.49 = 1,099.29 : x
  2. Step 2: Convert to fraction form
    2,030.79/2,802.49 = 1,099.29/x
  3. Step 3: Cross multiply
    2,030.79x = 2,802.49 × 1,099.29
  4. Step 4: Simplify right side
    2,030.79x = 3,080,749.23
  5. Step 5: Solve for x
    x = 3,080,749.23/2,030.79
  6. Step 6: Final answer
    x = 1,517.02

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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.