Home / 3,917.63-5,875.07-1,577.02

Finding the Fourth Proportional to 3,917.63, 5,875.07 and 1,577.02

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Solution

The fourth proportional to 3,917.63, 5,875.07 and 1,577.02 is: 2,364.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.63 : 5,875.07 = 1,577.02 : x
  2. Step 2: Convert to fraction form
    3,917.63/5,875.07 = 1,577.02/x
  3. Step 3: Cross multiply
    3,917.63x = 5,875.07 × 1,577.02
  4. Step 4: Simplify right side
    3,917.63x = 9,265,095.01
  5. Step 5: Solve for x
    x = 9,265,095.01/3,917.63
  6. Step 6: Final answer
    x = 2,364.98

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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.