Home / 8,038.12-12,058.32-2,491.92

Finding the Fourth Proportional to 8,038.12, 12,058.32 and 2,491.92

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Solution

The fourth proportional to 8,038.12, 12,058.32 and 2,491.92 is: 3,738.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.12 : 12,058.32 = 2,491.92 : x
  2. Step 2: Convert to fraction form
    8,038.12/12,058.32 = 2,491.92/x
  3. Step 3: Cross multiply
    8,038.12x = 12,058.32 × 2,491.92
  4. Step 4: Simplify right side
    8,038.12x = 30,048,368.77
  5. Step 5: Solve for x
    x = 30,048,368.77/8,038.12
  6. Step 6: Final answer
    x = 3,738.23

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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.