Home / 2,424.24-3,638.16-1,038.24

Finding the Fourth Proportional to 2,424.24, 3,638.16 and 1,038.24

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Solution

The fourth proportional to 2,424.24, 3,638.16 and 1,038.24 is: 1,558.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.24 : 3,638.16 = 1,038.24 : x
  2. Step 2: Convert to fraction form
    2,424.24/3,638.16 = 1,038.24/x
  3. Step 3: Cross multiply
    2,424.24x = 3,638.16 × 1,038.24
  4. Step 4: Simplify right side
    2,424.24x = 3,777,283.24
  5. Step 5: Solve for x
    x = 3,777,283.24/2,424.24
  6. Step 6: Final answer
    x = 1,558.13

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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.