Home / 1,901.42-2,623.91-1,237.01

Finding the Fourth Proportional to 1,901.42, 2,623.91 and 1,237.01

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Solution

The fourth proportional to 1,901.42, 2,623.91 and 1,237.01 is: 1,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.42 : 2,623.91 = 1,237.01 : x
  2. Step 2: Convert to fraction form
    1,901.42/2,623.91 = 1,237.01/x
  3. Step 3: Cross multiply
    1,901.42x = 2,623.91 × 1,237.01
  4. Step 4: Simplify right side
    1,901.42x = 3,245,803.28
  5. Step 5: Solve for x
    x = 3,245,803.28/1,901.42
  6. Step 6: Final answer
    x = 1,707.05

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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.