Home / 4,781.36-6,590.76-4,379.60

Finding the Fourth Proportional to 4,781.36, 6,590.76 and 4,379.60

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Solution

The fourth proportional to 4,781.36, 6,590.76 and 4,379.60 is: 6,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.36 : 6,590.76 = 4,379.60 : x
  2. Step 2: Convert to fraction form
    4,781.36/6,590.76 = 4,379.60/x
  3. Step 3: Cross multiply
    4,781.36x = 6,590.76 × 4,379.60
  4. Step 4: Simplify right side
    4,781.36x = 28,864,892.50
  5. Step 5: Solve for x
    x = 28,864,892.50/4,781.36
  6. Step 6: Final answer
    x = 6,036.96

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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.