Home / 6,224.84-8,590.38-3,430.36

Finding the Fourth Proportional to 6,224.84, 8,590.38 and 3,430.36

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Solution

The fourth proportional to 6,224.84, 8,590.38 and 3,430.36 is: 4,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.84 : 8,590.38 = 3,430.36 : x
  2. Step 2: Convert to fraction form
    6,224.84/8,590.38 = 3,430.36/x
  3. Step 3: Cross multiply
    6,224.84x = 8,590.38 × 3,430.36
  4. Step 4: Simplify right side
    6,224.84x = 29,468,095.94
  5. Step 5: Solve for x
    x = 29,468,095.94/6,224.84
  6. Step 6: Final answer
    x = 4,733.95

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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.