Home / 5,813.47-8,721.54-2,065.06

Finding the Fourth Proportional to 5,813.47, 8,721.54 and 2,065.06

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Solution

The fourth proportional to 5,813.47, 8,721.54 and 2,065.06 is: 3,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.47 : 8,721.54 = 2,065.06 : x
  2. Step 2: Convert to fraction form
    5,813.47/8,721.54 = 2,065.06/x
  3. Step 3: Cross multiply
    5,813.47x = 8,721.54 × 2,065.06
  4. Step 4: Simplify right side
    5,813.47x = 18,010,514.29
  5. Step 5: Solve for x
    x = 18,010,514.29/5,813.47
  6. Step 6: Final answer
    x = 3,098.07

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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.