Home / 4,590.82-6,880.11-1,666.36

Finding the Fourth Proportional to 4,590.82, 6,880.11 and 1,666.36

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Solution

The fourth proportional to 4,590.82, 6,880.11 and 1,666.36 is: 2,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.82 : 6,880.11 = 1,666.36 : x
  2. Step 2: Convert to fraction form
    4,590.82/6,880.11 = 1,666.36/x
  3. Step 3: Cross multiply
    4,590.82x = 6,880.11 × 1,666.36
  4. Step 4: Simplify right side
    4,590.82x = 11,464,740.10
  5. Step 5: Solve for x
    x = 11,464,740.10/4,590.82
  6. Step 6: Final answer
    x = 2,497.32

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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.