Home / 1,788.60-2,468.58-1,043.00

Finding the Fourth Proportional to 1,788.60, 2,468.58 and 1,043.00

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Solution

The fourth proportional to 1,788.60, 2,468.58 and 1,043.00 is: 1,439.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.60 : 2,468.58 = 1,043.00 : x
  2. Step 2: Convert to fraction form
    1,788.60/2,468.58 = 1,043.00/x
  3. Step 3: Cross multiply
    1,788.60x = 2,468.58 × 1,043.00
  4. Step 4: Simplify right side
    1,788.60x = 2,574,721.94
  5. Step 5: Solve for x
    x = 2,574,721.94/1,788.60
  6. Step 6: Final answer
    x = 1,439.52

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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.