Home / 2,555.98-3,827.88-1,579.12

Finding the Fourth Proportional to 2,555.98, 3,827.88 and 1,579.12

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Solution

The fourth proportional to 2,555.98, 3,827.88 and 1,579.12 is: 2,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.98 : 3,827.88 = 1,579.12 : x
  2. Step 2: Convert to fraction form
    2,555.98/3,827.88 = 1,579.12/x
  3. Step 3: Cross multiply
    2,555.98x = 3,827.88 × 1,579.12
  4. Step 4: Simplify right side
    2,555.98x = 6,044,681.87
  5. Step 5: Solve for x
    x = 6,044,681.87/2,555.98
  6. Step 6: Final answer
    x = 2,364.92

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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.