Home / 1,373.87-2,058.37-1,141.40

Finding the Fourth Proportional to 1,373.87, 2,058.37 and 1,141.40

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Solution

The fourth proportional to 1,373.87, 2,058.37 and 1,141.40 is: 1,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.87 : 2,058.37 = 1,141.40 : x
  2. Step 2: Convert to fraction form
    1,373.87/2,058.37 = 1,141.40/x
  3. Step 3: Cross multiply
    1,373.87x = 2,058.37 × 1,141.40
  4. Step 4: Simplify right side
    1,373.87x = 2,349,423.52
  5. Step 5: Solve for x
    x = 2,349,423.52/1,373.87
  6. Step 6: Final answer
    x = 1,710.08

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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.