Home / 11,250.24-16,875.36-3,459.12

Finding the Fourth Proportional to 11,250.24, 16,875.36 and 3,459.12

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Solution

The fourth proportional to 11,250.24, 16,875.36 and 3,459.12 is: 5,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.24 : 16,875.36 = 3,459.12 : x
  2. Step 2: Convert to fraction form
    11,250.24/16,875.36 = 3,459.12/x
  3. Step 3: Cross multiply
    11,250.24x = 16,875.36 × 3,459.12
  4. Step 4: Simplify right side
    11,250.24x = 58,373,895.28
  5. Step 5: Solve for x
    x = 58,373,895.28/11,250.24
  6. Step 6: Final answer
    x = 5,188.68

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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.