Home / 1,617.13-2,423.70-958.35

Finding the Fourth Proportional to 1,617.13, 2,423.70 and 958.35

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Solution

The fourth proportional to 1,617.13, 2,423.70 and 958.35 is: 1,436.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.13 : 2,423.70 = 958.35 : x
  2. Step 2: Convert to fraction form
    1,617.13/2,423.70 = 958.35/x
  3. Step 3: Cross multiply
    1,617.13x = 2,423.70 × 958.35
  4. Step 4: Simplify right side
    1,617.13x = 2,322,752.90
  5. Step 5: Solve for x
    x = 2,322,752.90/1,617.13
  6. Step 6: Final answer
    x = 1,436.34

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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.