Home / 1,935.07-2,901.69-701.61

Finding the Fourth Proportional to 1,935.07, 2,901.69 and 701.61

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Solution

The fourth proportional to 1,935.07, 2,901.69 and 701.61 is: 1,052.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.07 : 2,901.69 = 701.61 : x
  2. Step 2: Convert to fraction form
    1,935.07/2,901.69 = 701.61/x
  3. Step 3: Cross multiply
    1,935.07x = 2,901.69 × 701.61
  4. Step 4: Simplify right side
    1,935.07x = 2,035,854.72
  5. Step 5: Solve for x
    x = 2,035,854.72/1,935.07
  6. Step 6: Final answer
    x = 1,052.08

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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.