Home / 2,031.12-3,030.00-1,876.23

Finding the Fourth Proportional to 2,031.12, 3,030.00 and 1,876.23

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Solution

The fourth proportional to 2,031.12, 3,030.00 and 1,876.23 is: 2,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.12 : 3,030.00 = 1,876.23 : x
  2. Step 2: Convert to fraction form
    2,031.12/3,030.00 = 1,876.23/x
  3. Step 3: Cross multiply
    2,031.12x = 3,030.00 × 1,876.23
  4. Step 4: Simplify right side
    2,031.12x = 5,684,969.86
  5. Step 5: Solve for x
    x = 5,684,969.86/2,031.12
  6. Step 6: Final answer
    x = 2,798.93

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.