Home / 10,579.86-14,599.70-6,105.06

Finding the Fourth Proportional to 10,579.86, 14,599.70 and 6,105.06

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Solution

The fourth proportional to 10,579.86, 14,599.70 and 6,105.06 is: 8,424.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.86 : 14,599.70 = 6,105.06 : x
  2. Step 2: Convert to fraction form
    10,579.86/14,599.70 = 6,105.06/x
  3. Step 3: Cross multiply
    10,579.86x = 14,599.70 × 6,105.06
  4. Step 4: Simplify right side
    10,579.86x = 89,132,044.48
  5. Step 5: Solve for x
    x = 89,132,044.48/10,579.86
  6. Step 6: Final answer
    x = 8,424.69

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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.