Home / 5,875.13-8,811.78-1,714.70

Finding the Fourth Proportional to 5,875.13, 8,811.78 and 1,714.70

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Solution

The fourth proportional to 5,875.13, 8,811.78 and 1,714.70 is: 2,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.13 : 8,811.78 = 1,714.70 : x
  2. Step 2: Convert to fraction form
    5,875.13/8,811.78 = 1,714.70/x
  3. Step 3: Cross multiply
    5,875.13x = 8,811.78 × 1,714.70
  4. Step 4: Simplify right side
    5,875.13x = 15,109,581.20
  5. Step 5: Solve for x
    x = 15,109,581.20/5,875.13
  6. Step 6: Final answer
    x = 2,571.79

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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.