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Finding the Fourth Proportional to 4,641.53, 6,405.23 and 2,624.91

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Solution

The fourth proportional to 4,641.53, 6,405.23 and 2,624.91 is: 3,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.53 : 6,405.23 = 2,624.91 : x
  2. Step 2: Convert to fraction form
    4,641.53/6,405.23 = 2,624.91/x
  3. Step 3: Cross multiply
    4,641.53x = 6,405.23 × 2,624.91
  4. Step 4: Simplify right side
    4,641.53x = 16,813,115.14
  5. Step 5: Solve for x
    x = 16,813,115.14/4,641.53
  6. Step 6: Final answer
    x = 3,622.33

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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.