Home / 3,201.42-4,417.02-1,875.18

Finding the Fourth Proportional to 3,201.42, 4,417.02 and 1,875.18

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Solution

The fourth proportional to 3,201.42, 4,417.02 and 1,875.18 is: 2,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.42 : 4,417.02 = 1,875.18 : x
  2. Step 2: Convert to fraction form
    3,201.42/4,417.02 = 1,875.18/x
  3. Step 3: Cross multiply
    3,201.42x = 4,417.02 × 1,875.18
  4. Step 4: Simplify right side
    3,201.42x = 8,282,707.56
  5. Step 5: Solve for x
    x = 8,282,707.56/3,201.42
  6. Step 6: Final answer
    x = 2,587.20

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