Home / 2,376.48-3,279.58-1,433.26

Finding the Fourth Proportional to 2,376.48, 3,279.58 and 1,433.26

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Solution

The fourth proportional to 2,376.48, 3,279.58 and 1,433.26 is: 1,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.48 : 3,279.58 = 1,433.26 : x
  2. Step 2: Convert to fraction form
    2,376.48/3,279.58 = 1,433.26/x
  3. Step 3: Cross multiply
    2,376.48x = 3,279.58 × 1,433.26
  4. Step 4: Simplify right side
    2,376.48x = 4,700,490.83
  5. Step 5: Solve for x
    x = 4,700,490.83/2,376.48
  6. Step 6: Final answer
    x = 1,977.92

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1.5x scale

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.