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Finding the Fourth Proportional to 4,633.40, 6,395.08 and 2,954.40

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Solution

The fourth proportional to 4,633.40, 6,395.08 and 2,954.40 is: 4,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,633.40 : 6,395.08 = 2,954.40 : x
  2. Step 2: Convert to fraction form
    4,633.40/6,395.08 = 2,954.40/x
  3. Step 3: Cross multiply
    4,633.40x = 6,395.08 × 2,954.40
  4. Step 4: Simplify right side
    4,633.40x = 18,893,624.35
  5. Step 5: Solve for x
    x = 18,893,624.35/4,633.40
  6. Step 6: Final answer
    x = 4,077.70

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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.