Home / 6,123.06-9,186.01-2,613.20

Finding the Fourth Proportional to 6,123.06, 9,186.01 and 2,613.20

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Solution

The fourth proportional to 6,123.06, 9,186.01 and 2,613.20 is: 3,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.06 : 9,186.01 = 2,613.20 : x
  2. Step 2: Convert to fraction form
    6,123.06/9,186.01 = 2,613.20/x
  3. Step 3: Cross multiply
    6,123.06x = 9,186.01 × 2,613.20
  4. Step 4: Simplify right side
    6,123.06x = 24,004,828.87
  5. Step 5: Solve for x
    x = 24,004,828.87/6,123.06
  6. Step 6: Final answer
    x = 3,920.40

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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.