Home / 7,385.09-11,051.61-4,613.06

Finding the Fourth Proportional to 7,385.09, 11,051.61 and 4,613.06

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Solution

The fourth proportional to 7,385.09, 11,051.61 and 4,613.06 is: 6,903.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.09 : 11,051.61 = 4,613.06 : x
  2. Step 2: Convert to fraction form
    7,385.09/11,051.61 = 4,613.06/x
  3. Step 3: Cross multiply
    7,385.09x = 11,051.61 × 4,613.06
  4. Step 4: Simplify right side
    7,385.09x = 50,981,750.36
  5. Step 5: Solve for x
    x = 50,981,750.36/7,385.09
  6. Step 6: Final answer
    x = 6,903.34

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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.