Home / 11,038.59-16,557.89-2,718.77

Finding the Fourth Proportional to 11,038.59, 16,557.89 and 2,718.77

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Solution

The fourth proportional to 11,038.59, 16,557.89 and 2,718.77 is: 4,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.59 : 16,557.89 = 2,718.77 : x
  2. Step 2: Convert to fraction form
    11,038.59/16,557.89 = 2,718.77/x
  3. Step 3: Cross multiply
    11,038.59x = 16,557.89 × 2,718.77
  4. Step 4: Simplify right side
    11,038.59x = 45,017,094.60
  5. Step 5: Solve for x
    x = 45,017,094.60/11,038.59
  6. Step 6: Final answer
    x = 4,078.16

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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.