Home / 4,879.10-7,316.16-1,590.08

Finding the Fourth Proportional to 4,879.10, 7,316.16 and 1,590.08

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Solution

The fourth proportional to 4,879.10, 7,316.16 and 1,590.08 is: 2,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.10 : 7,316.16 = 1,590.08 : x
  2. Step 2: Convert to fraction form
    4,879.10/7,316.16 = 1,590.08/x
  3. Step 3: Cross multiply
    4,879.10x = 7,316.16 × 1,590.08
  4. Step 4: Simplify right side
    4,879.10x = 11,633,279.69
  5. Step 5: Solve for x
    x = 11,633,279.69/4,879.10
  6. Step 6: Final answer
    x = 2,384.31

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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.