Home / 2,114.38-2,916.18-1,450.18

Finding the Fourth Proportional to 2,114.38, 2,916.18 and 1,450.18

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Solution

The fourth proportional to 2,114.38, 2,916.18 and 1,450.18 is: 2,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.38 : 2,916.18 = 1,450.18 : x
  2. Step 2: Convert to fraction form
    2,114.38/2,916.18 = 1,450.18/x
  3. Step 3: Cross multiply
    2,114.38x = 2,916.18 × 1,450.18
  4. Step 4: Simplify right side
    2,114.38x = 4,228,985.91
  5. Step 5: Solve for x
    x = 4,228,985.91/2,114.38
  6. Step 6: Final answer
    x = 2,000.11

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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.