Home / 6,411.65-9,611.67-2,515.01

Finding the Fourth Proportional to 6,411.65, 9,611.67 and 2,515.01

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Solution

The fourth proportional to 6,411.65, 9,611.67 and 2,515.01 is: 3,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.65 : 9,611.67 = 2,515.01 : x
  2. Step 2: Convert to fraction form
    6,411.65/9,611.67 = 2,515.01/x
  3. Step 3: Cross multiply
    6,411.65x = 9,611.67 × 2,515.01
  4. Step 4: Simplify right side
    6,411.65x = 24,173,446.17
  5. Step 5: Solve for x
    x = 24,173,446.17/6,411.65
  6. Step 6: Final answer
    x = 3,770.24

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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.