Home / 2,934.18-4,048.74-1,755

Finding the Fourth Proportional to 2,934.18, 4,048.74 and 1,755

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Solution

The fourth proportional to 2,934.18, 4,048.74 and 1,755 is: 2,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.18 : 4,048.74 = 1,755 : x
  2. Step 2: Convert to fraction form
    2,934.18/4,048.74 = 1,755/x
  3. Step 3: Cross multiply
    2,934.18x = 4,048.74 × 1,755
  4. Step 4: Simplify right side
    2,934.18x = 7,105,538.70
  5. Step 5: Solve for x
    x = 7,105,538.70/2,934.18
  6. Step 6: Final answer
    x = 2,421.64

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Why These Related Problems?

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