Home / 11,595.01-16,001.12-6,289.81

Finding the Fourth Proportional to 11,595.01, 16,001.12 and 6,289.81

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Solution

The fourth proportional to 11,595.01, 16,001.12 and 6,289.81 is: 8,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.01 : 16,001.12 = 6,289.81 : x
  2. Step 2: Convert to fraction form
    11,595.01/16,001.12 = 6,289.81/x
  3. Step 3: Cross multiply
    11,595.01x = 16,001.12 × 6,289.81
  4. Step 4: Simplify right side
    11,595.01x = 100,643,973.14
  5. Step 5: Solve for x
    x = 100,643,973.14/11,595.01
  6. Step 6: Final answer
    x = 8,679.94

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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.