Home / 2,674.29-4,012.12-1,030.40

Finding the Fourth Proportional to 2,674.29, 4,012.12 and 1,030.40

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Solution

The fourth proportional to 2,674.29, 4,012.12 and 1,030.40 is: 1,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.29 : 4,012.12 = 1,030.40 : x
  2. Step 2: Convert to fraction form
    2,674.29/4,012.12 = 1,030.40/x
  3. Step 3: Cross multiply
    2,674.29x = 4,012.12 × 1,030.40
  4. Step 4: Simplify right side
    2,674.29x = 4,134,084.72
  5. Step 5: Solve for x
    x = 4,134,084.72/2,674.29
  6. Step 6: Final answer
    x = 1,545.86

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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.