Home / 1,898.31-2,848.41-924.39

Finding the Fourth Proportional to 1,898.31, 2,848.41 and 924.39

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Solution

The fourth proportional to 1,898.31, 2,848.41 and 924.39 is: 1,387.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.31 : 2,848.41 = 924.39 : x
  2. Step 2: Convert to fraction form
    1,898.31/2,848.41 = 924.39/x
  3. Step 3: Cross multiply
    1,898.31x = 2,848.41 × 924.39
  4. Step 4: Simplify right side
    1,898.31x = 2,633,041.72
  5. Step 5: Solve for x
    x = 2,633,041.72/1,898.31
  6. Step 6: Final answer
    x = 1,387.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.