Home / 1,901.12-2,624.33-1,342.01

Finding the Fourth Proportional to 1,901.12, 2,624.33 and 1,342.01

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Solution

The fourth proportional to 1,901.12, 2,624.33 and 1,342.01 is: 1,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.12 : 2,624.33 = 1,342.01 : x
  2. Step 2: Convert to fraction form
    1,901.12/2,624.33 = 1,342.01/x
  3. Step 3: Cross multiply
    1,901.12x = 2,624.33 × 1,342.01
  4. Step 4: Simplify right side
    1,901.12x = 3,521,887.02
  5. Step 5: Solve for x
    x = 3,521,887.02/1,901.12
  6. Step 6: Final answer
    x = 1,852.54

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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.