Home / 11,813.29-16,303.07-6,508.10

Finding the Fourth Proportional to 11,813.29, 16,303.07 and 6,508.10

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Solution

The fourth proportional to 11,813.29, 16,303.07 and 6,508.10 is: 8,981.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.29 : 16,303.07 = 6,508.10 : x
  2. Step 2: Convert to fraction form
    11,813.29/16,303.07 = 6,508.10/x
  3. Step 3: Cross multiply
    11,813.29x = 16,303.07 × 6,508.10
  4. Step 4: Simplify right side
    11,813.29x = 106,102,066.89
  5. Step 5: Solve for x
    x = 106,102,066.89/11,813.29
  6. Step 6: Final answer
    x = 8,981.59

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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.