Home / 6,918.98-10,377.18-1,853.24

Finding the Fourth Proportional to 6,918.98, 10,377.18 and 1,853.24

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Solution

The fourth proportional to 6,918.98, 10,377.18 and 1,853.24 is: 2,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.98 : 10,377.18 = 1,853.24 : x
  2. Step 2: Convert to fraction form
    6,918.98/10,377.18 = 1,853.24/x
  3. Step 3: Cross multiply
    6,918.98x = 10,377.18 × 1,853.24
  4. Step 4: Simplify right side
    6,918.98x = 19,231,353.18
  5. Step 5: Solve for x
    x = 19,231,353.18/6,918.98
  6. Step 6: Final answer
    x = 2,779.51

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1.5x scale

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.