Home / 10,809.14-14,916.59-6,029.09

Finding the Fourth Proportional to 10,809.14, 14,916.59 and 6,029.09

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Solution

The fourth proportional to 10,809.14, 14,916.59 and 6,029.09 is: 8,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.14 : 14,916.59 = 6,029.09 : x
  2. Step 2: Convert to fraction form
    10,809.14/14,916.59 = 6,029.09/x
  3. Step 3: Cross multiply
    10,809.14x = 14,916.59 × 6,029.09
  4. Step 4: Simplify right side
    10,809.14x = 89,933,515.97
  5. Step 5: Solve for x
    x = 89,933,515.97/10,809.14
  6. Step 6: Final answer
    x = 8,320.13

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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.