Home / 11,607.03-16,019.55-6,827.85

Finding the Fourth Proportional to 11,607.03, 16,019.55 and 6,827.85

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Solution

The fourth proportional to 11,607.03, 16,019.55 and 6,827.85 is: 9,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,607.03 : 16,019.55 = 6,827.85 : x
  2. Step 2: Convert to fraction form
    11,607.03/16,019.55 = 6,827.85/x
  3. Step 3: Cross multiply
    11,607.03x = 16,019.55 × 6,827.85
  4. Step 4: Simplify right side
    11,607.03x = 109,379,084.47
  5. Step 5: Solve for x
    x = 109,379,084.47/11,607.03
  6. Step 6: Final answer
    x = 9,423.52

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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.