Home / 2,993.10-4,489.65-1,045.32

Finding the Fourth Proportional to 2,993.10, 4,489.65 and 1,045.32

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Solution

The fourth proportional to 2,993.10, 4,489.65 and 1,045.32 is: 1,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.10 : 4,489.65 = 1,045.32 : x
  2. Step 2: Convert to fraction form
    2,993.10/4,489.65 = 1,045.32/x
  3. Step 3: Cross multiply
    2,993.10x = 4,489.65 × 1,045.32
  4. Step 4: Simplify right side
    2,993.10x = 4,693,120.94
  5. Step 5: Solve for x
    x = 4,693,120.94/2,993.10
  6. Step 6: Final answer
    x = 1,567.98

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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.