Home / 2,955.83-4,436.98-2,515.59

Finding the Fourth Proportional to 2,955.83, 4,436.98 and 2,515.59

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Solution

The fourth proportional to 2,955.83, 4,436.98 and 2,515.59 is: 3,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.83 : 4,436.98 = 2,515.59 : x
  2. Step 2: Convert to fraction form
    2,955.83/4,436.98 = 2,515.59/x
  3. Step 3: Cross multiply
    2,955.83x = 4,436.98 × 2,515.59
  4. Step 4: Simplify right side
    2,955.83x = 11,161,616.23
  5. Step 5: Solve for x
    x = 11,161,616.23/2,955.83
  6. Step 6: Final answer
    x = 3,776.14

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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.