Home / 11,900.30-16,421.86-6,595.02

Finding the Fourth Proportional to 11,900.30, 16,421.86 and 6,595.02

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Solution

The fourth proportional to 11,900.30, 16,421.86 and 6,595.02 is: 9,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.30 : 16,421.86 = 6,595.02 : x
  2. Step 2: Convert to fraction form
    11,900.30/16,421.86 = 6,595.02/x
  3. Step 3: Cross multiply
    11,900.30x = 16,421.86 × 6,595.02
  4. Step 4: Simplify right side
    11,900.30x = 108,302,495.14
  5. Step 5: Solve for x
    x = 108,302,495.14/11,900.30
  6. Step 6: Final answer
    x = 9,100.82

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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.