Home / 4,590.18-6,886.83-1,668.72

Finding the Fourth Proportional to 4,590.18, 6,886.83 and 1,668.72

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Solution

The fourth proportional to 4,590.18, 6,886.83 and 1,668.72 is: 2,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.18 : 6,886.83 = 1,668.72 : x
  2. Step 2: Convert to fraction form
    4,590.18/6,886.83 = 1,668.72/x
  3. Step 3: Cross multiply
    4,590.18x = 6,886.83 × 1,668.72
  4. Step 4: Simplify right side
    4,590.18x = 11,492,190.96
  5. Step 5: Solve for x
    x = 11,492,190.96/4,590.18
  6. Step 6: Final answer
    x = 2,503.65

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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.