Home / 8,030.48-11,081.76-4,673.12

Finding the Fourth Proportional to 8,030.48, 11,081.76 and 4,673.12

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Solution

The fourth proportional to 8,030.48, 11,081.76 and 4,673.12 is: 6,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.48 : 11,081.76 = 4,673.12 : x
  2. Step 2: Convert to fraction form
    8,030.48/11,081.76 = 4,673.12/x
  3. Step 3: Cross multiply
    8,030.48x = 11,081.76 × 4,673.12
  4. Step 4: Simplify right side
    8,030.48x = 51,786,394.29
  5. Step 5: Solve for x
    x = 51,786,394.29/8,030.48
  6. Step 6: Final answer
    x = 6,448.73

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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.