Home / 1,937.36-2,905.74-1,610.40

Finding the Fourth Proportional to 1,937.36, 2,905.74 and 1,610.40

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Solution

The fourth proportional to 1,937.36, 2,905.74 and 1,610.40 is: 2,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.36 : 2,905.74 = 1,610.40 : x
  2. Step 2: Convert to fraction form
    1,937.36/2,905.74 = 1,610.40/x
  3. Step 3: Cross multiply
    1,937.36x = 2,905.74 × 1,610.40
  4. Step 4: Simplify right side
    1,937.36x = 4,679,403.70
  5. Step 5: Solve for x
    x = 4,679,403.70/1,937.36
  6. Step 6: Final answer
    x = 2,415.35

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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.