Home / 9,174.09-13,719.10-6,835.72

Finding the Fourth Proportional to 9,174.09, 13,719.10 and 6,835.72

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Solution

The fourth proportional to 9,174.09, 13,719.10 and 6,835.72 is: 10,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174.09 : 13,719.10 = 6,835.72 : x
  2. Step 2: Convert to fraction form
    9,174.09/13,719.10 = 6,835.72/x
  3. Step 3: Cross multiply
    9,174.09x = 13,719.10 × 6,835.72
  4. Step 4: Simplify right side
    9,174.09x = 93,779,855.59
  5. Step 5: Solve for x
    x = 93,779,855.59/9,174.09
  6. Step 6: Final answer
    x = 10,222.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.