Home / 9,447.18-14,172.93-2,874.30

Finding the Fourth Proportional to 9,447.18, 14,172.93 and 2,874.30

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Solution

The fourth proportional to 9,447.18, 14,172.93 and 2,874.30 is: 4,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.18 : 14,172.93 = 2,874.30 : x
  2. Step 2: Convert to fraction form
    9,447.18/14,172.93 = 2,874.30/x
  3. Step 3: Cross multiply
    9,447.18x = 14,172.93 × 2,874.30
  4. Step 4: Simplify right side
    9,447.18x = 40,737,252.70
  5. Step 5: Solve for x
    x = 40,737,252.70/9,447.18
  6. Step 6: Final answer
    x = 4,312.11

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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.