Home / 6,103.63-8,423.01-3,309.13

Finding the Fourth Proportional to 6,103.63, 8,423.01 and 3,309.13

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Solution

The fourth proportional to 6,103.63, 8,423.01 and 3,309.13 is: 4,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,103.63 : 8,423.01 = 3,309.13 : x
  2. Step 2: Convert to fraction form
    6,103.63/8,423.01 = 3,309.13/x
  3. Step 3: Cross multiply
    6,103.63x = 8,423.01 × 3,309.13
  4. Step 4: Simplify right side
    6,103.63x = 27,872,776.42
  5. Step 5: Solve for x
    x = 27,872,776.42/6,103.63
  6. Step 6: Final answer
    x = 4,566.59

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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.