Home / 9,211.02-13,817.01-2,638.19

Finding the Fourth Proportional to 9,211.02, 13,817.01 and 2,638.19

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Solution

The fourth proportional to 9,211.02, 13,817.01 and 2,638.19 is: 3,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.02 : 13,817.01 = 2,638.19 : x
  2. Step 2: Convert to fraction form
    9,211.02/13,817.01 = 2,638.19/x
  3. Step 3: Cross multiply
    9,211.02x = 13,817.01 × 2,638.19
  4. Step 4: Simplify right side
    9,211.02x = 36,451,828.53
  5. Step 5: Solve for x
    x = 36,451,828.53/9,211.02
  6. Step 6: Final answer
    x = 3,957.41

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1.5x scale

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.