Home / 8,038.13-12,053.81-3,039.66

Finding the Fourth Proportional to 8,038.13, 12,053.81 and 3,039.66

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Solution

The fourth proportional to 8,038.13, 12,053.81 and 3,039.66 is: 4,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.13 : 12,053.81 = 3,039.66 : x
  2. Step 2: Convert to fraction form
    8,038.13/12,053.81 = 3,039.66/x
  3. Step 3: Cross multiply
    8,038.13x = 12,053.81 × 3,039.66
  4. Step 4: Simplify right side
    8,038.13x = 36,639,484.10
  5. Step 5: Solve for x
    x = 36,639,484.10/8,038.13
  6. Step 6: Final answer
    x = 4,558.21

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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.