Home / 1,840.59-2,539.89-1,054.35

Finding the Fourth Proportional to 1,840.59, 2,539.89 and 1,054.35

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Solution

The fourth proportional to 1,840.59, 2,539.89 and 1,054.35 is: 1,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.59 : 2,539.89 = 1,054.35 : x
  2. Step 2: Convert to fraction form
    1,840.59/2,539.89 = 1,054.35/x
  3. Step 3: Cross multiply
    1,840.59x = 2,539.89 × 1,054.35
  4. Step 4: Simplify right side
    1,840.59x = 2,677,933.02
  5. Step 5: Solve for x
    x = 2,677,933.02/1,840.59
  6. Step 6: Final answer
    x = 1,454.93

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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.