Home / 11,459.52-15,813.85-6,355.01

Finding the Fourth Proportional to 11,459.52, 15,813.85 and 6,355.01

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Solution

The fourth proportional to 11,459.52, 15,813.85 and 6,355.01 is: 8,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.52 : 15,813.85 = 6,355.01 : x
  2. Step 2: Convert to fraction form
    11,459.52/15,813.85 = 6,355.01/x
  3. Step 3: Cross multiply
    11,459.52x = 15,813.85 × 6,355.01
  4. Step 4: Simplify right side
    11,459.52x = 100,497,103.76
  5. Step 5: Solve for x
    x = 100,497,103.76/11,459.52
  6. Step 6: Final answer
    x = 8,769.75

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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.