Home / 2,492.83-3,440.15-1,373.75

Finding the Fourth Proportional to 2,492.83, 3,440.15 and 1,373.75

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Solution

The fourth proportional to 2,492.83, 3,440.15 and 1,373.75 is: 1,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.83 : 3,440.15 = 1,373.75 : x
  2. Step 2: Convert to fraction form
    2,492.83/3,440.15 = 1,373.75/x
  3. Step 3: Cross multiply
    2,492.83x = 3,440.15 × 1,373.75
  4. Step 4: Simplify right side
    2,492.83x = 4,725,899.19
  5. Step 5: Solve for x
    x = 4,725,899.19/2,492.83
  6. Step 6: Final answer
    x = 1,895.80

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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.