Home / 6,199.52-8,555.64-3,405.08

Finding the Fourth Proportional to 6,199.52, 8,555.64 and 3,405.08

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Solution

The fourth proportional to 6,199.52, 8,555.64 and 3,405.08 is: 4,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.52 : 8,555.64 = 3,405.08 : x
  2. Step 2: Convert to fraction form
    6,199.52/8,555.64 = 3,405.08/x
  3. Step 3: Cross multiply
    6,199.52x = 8,555.64 × 3,405.08
  4. Step 4: Simplify right side
    6,199.52x = 29,132,638.65
  5. Step 5: Solve for x
    x = 29,132,638.65/6,199.52
  6. Step 6: Final answer
    x = 4,699.18

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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.