Home / 4,780.36-6,578.94-4,043.98

Finding the Fourth Proportional to 4,780.36, 6,578.94 and 4,043.98

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Solution

The fourth proportional to 4,780.36, 6,578.94 and 4,043.98 is: 5,565.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.36 : 6,578.94 = 4,043.98 : x
  2. Step 2: Convert to fraction form
    4,780.36/6,578.94 = 4,043.98/x
  3. Step 3: Cross multiply
    4,780.36x = 6,578.94 × 4,043.98
  4. Step 4: Simplify right side
    4,780.36x = 26,605,101.78
  5. Step 5: Solve for x
    x = 26,605,101.78/4,780.36
  6. Step 6: Final answer
    x = 5,565.50

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1.5x scale

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.