Home / 2,424.46-3,638.34-1,038.16

Finding the Fourth Proportional to 2,424.46, 3,638.34 and 1,038.16

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Solution

The fourth proportional to 2,424.46, 3,638.34 and 1,038.16 is: 1,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.46 : 3,638.34 = 1,038.16 : x
  2. Step 2: Convert to fraction form
    2,424.46/3,638.34 = 1,038.16/x
  3. Step 3: Cross multiply
    2,424.46x = 3,638.34 × 1,038.16
  4. Step 4: Simplify right side
    2,424.46x = 3,777,179.05
  5. Step 5: Solve for x
    x = 3,777,179.05/2,424.46
  6. Step 6: Final answer
    x = 1,557.95

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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.