Home / 9,879.19-14,818.77-4,612.44

Finding the Fourth Proportional to 9,879.19, 14,818.77 and 4,612.44

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Solution

The fourth proportional to 9,879.19, 14,818.77 and 4,612.44 is: 6,918.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.19 : 14,818.77 = 4,612.44 : x
  2. Step 2: Convert to fraction form
    9,879.19/14,818.77 = 4,612.44/x
  3. Step 3: Cross multiply
    9,879.19x = 14,818.77 × 4,612.44
  4. Step 4: Simplify right side
    9,879.19x = 68,350,687.50
  5. Step 5: Solve for x
    x = 68,350,687.50/9,879.19
  6. Step 6: Final answer
    x = 6,918.65

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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.