Home / 2,029.59-2,802.47-1,783.89

Finding the Fourth Proportional to 2,029.59, 2,802.47 and 1,783.89

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Solution

The fourth proportional to 2,029.59, 2,802.47 and 1,783.89 is: 2,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.59 : 2,802.47 = 1,783.89 : x
  2. Step 2: Convert to fraction form
    2,029.59/2,802.47 = 1,783.89/x
  3. Step 3: Cross multiply
    2,029.59x = 2,802.47 × 1,783.89
  4. Step 4: Simplify right side
    2,029.59x = 4,999,289.29
  5. Step 5: Solve for x
    x = 4,999,289.29/2,029.59
  6. Step 6: Final answer
    x = 2,463.20

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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.