Home / 5,329.83-7,994.41-1,631.77

Finding the Fourth Proportional to 5,329.83, 7,994.41 and 1,631.77

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Solution

The fourth proportional to 5,329.83, 7,994.41 and 1,631.77 is: 2,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.83 : 7,994.41 = 1,631.77 : x
  2. Step 2: Convert to fraction form
    5,329.83/7,994.41 = 1,631.77/x
  3. Step 3: Cross multiply
    5,329.83x = 7,994.41 × 1,631.77
  4. Step 4: Simplify right side
    5,329.83x = 13,045,038.41
  5. Step 5: Solve for x
    x = 13,045,038.41/5,329.83
  6. Step 6: Final answer
    x = 2,447.55

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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.