Home / 4,344.54-6,515.44-1,877.78

Finding the Fourth Proportional to 4,344.54, 6,515.44 and 1,877.78

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Solution

The fourth proportional to 4,344.54, 6,515.44 and 1,877.78 is: 2,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.54 : 6,515.44 = 1,877.78 : x
  2. Step 2: Convert to fraction form
    4,344.54/6,515.44 = 1,877.78/x
  3. Step 3: Cross multiply
    4,344.54x = 6,515.44 × 1,877.78
  4. Step 4: Simplify right side
    4,344.54x = 12,234,574.52
  5. Step 5: Solve for x
    x = 12,234,574.52/4,344.54
  6. Step 6: Final answer
    x = 2,816.08

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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.