Home / 2,382.18-3,547.23-2,294.70

Finding the Fourth Proportional to 2,382.18, 3,547.23 and 2,294.70

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Solution

The fourth proportional to 2,382.18, 3,547.23 and 2,294.70 is: 3,416.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.18 : 3,547.23 = 2,294.70 : x
  2. Step 2: Convert to fraction form
    2,382.18/3,547.23 = 2,294.70/x
  3. Step 3: Cross multiply
    2,382.18x = 3,547.23 × 2,294.70
  4. Step 4: Simplify right side
    2,382.18x = 8,139,817.21
  5. Step 5: Solve for x
    x = 8,139,817.21/2,382.18
  6. Step 6: Final answer
    x = 3,416.96

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Why These Related Problems?

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