Home / 3,610.32-4,981.88-2,038.11

Finding the Fourth Proportional to 3,610.32, 4,981.88 and 2,038.11

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Solution

The fourth proportional to 3,610.32, 4,981.88 and 2,038.11 is: 2,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.32 : 4,981.88 = 2,038.11 : x
  2. Step 2: Convert to fraction form
    3,610.32/4,981.88 = 2,038.11/x
  3. Step 3: Cross multiply
    3,610.32x = 4,981.88 × 2,038.11
  4. Step 4: Simplify right side
    3,610.32x = 10,153,609.26
  5. Step 5: Solve for x
    x = 10,153,609.26/3,610.32
  6. Step 6: Final answer
    x = 2,812.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.