Home / 11,895.08-16,416.20-6,590.39

Finding the Fourth Proportional to 11,895.08, 16,416.20 and 6,590.39

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Solution

The fourth proportional to 11,895.08, 16,416.20 and 6,590.39 is: 9,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.08 : 16,416.20 = 6,590.39 : x
  2. Step 2: Convert to fraction form
    11,895.08/16,416.20 = 6,590.39/x
  3. Step 3: Cross multiply
    11,895.08x = 16,416.20 × 6,590.39
  4. Step 4: Simplify right side
    11,895.08x = 108,189,094.71
  5. Step 5: Solve for x
    x = 108,189,094.71/11,895.08
  6. Step 6: Final answer
    x = 9,095.28

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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.