Home / 9,809.11-13,537.70-5,830.19

Finding the Fourth Proportional to 9,809.11, 13,537.70 and 5,830.19

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Solution

The fourth proportional to 9,809.11, 13,537.70 and 5,830.19 is: 8,046.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.11 : 13,537.70 = 5,830.19 : x
  2. Step 2: Convert to fraction form
    9,809.11/13,537.70 = 5,830.19/x
  3. Step 3: Cross multiply
    9,809.11x = 13,537.70 × 5,830.19
  4. Step 4: Simplify right side
    9,809.11x = 78,927,295.47
  5. Step 5: Solve for x
    x = 78,927,295.47/9,809.11
  6. Step 6: Final answer
    x = 8,046.33

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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.