Home / 1,901.07-2,623.35-1,061.75

Finding the Fourth Proportional to 1,901.07, 2,623.35 and 1,061.75

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Solution

The fourth proportional to 1,901.07, 2,623.35 and 1,061.75 is: 1,465.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.07 : 2,623.35 = 1,061.75 : x
  2. Step 2: Convert to fraction form
    1,901.07/2,623.35 = 1,061.75/x
  3. Step 3: Cross multiply
    1,901.07x = 2,623.35 × 1,061.75
  4. Step 4: Simplify right side
    1,901.07x = 2,785,352.40
  5. Step 5: Solve for x
    x = 2,785,352.40/1,901.07
  6. Step 6: Final answer
    x = 1,465.15

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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.