Home / 10,088.92-13,929.57-6,313.61

Finding the Fourth Proportional to 10,088.92, 13,929.57 and 6,313.61

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Solution

The fourth proportional to 10,088.92, 13,929.57 and 6,313.61 is: 8,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.92 : 13,929.57 = 6,313.61 : x
  2. Step 2: Convert to fraction form
    10,088.92/13,929.57 = 6,313.61/x
  3. Step 3: Cross multiply
    10,088.92x = 13,929.57 × 6,313.61
  4. Step 4: Simplify right side
    10,088.92x = 87,945,907.27
  5. Step 5: Solve for x
    x = 87,945,907.27/10,088.92
  6. Step 6: Final answer
    x = 8,717.08

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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.