Home / 11,407.52-17,118.15-4,017.50

Finding the Fourth Proportional to 11,407.52, 17,118.15 and 4,017.50

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Solution

The fourth proportional to 11,407.52, 17,118.15 and 4,017.50 is: 6,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407.52 : 17,118.15 = 4,017.50 : x
  2. Step 2: Convert to fraction form
    11,407.52/17,118.15 = 4,017.50/x
  3. Step 3: Cross multiply
    11,407.52x = 17,118.15 × 4,017.50
  4. Step 4: Simplify right side
    11,407.52x = 68,772,167.63
  5. Step 5: Solve for x
    x = 68,772,167.63/11,407.52
  6. Step 6: Final answer
    x = 6,028.67

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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.