Home / 7,599.90-11,401.10-3,217.40

Finding the Fourth Proportional to 7,599.90, 11,401.10 and 3,217.40

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Solution

The fourth proportional to 7,599.90, 11,401.10 and 3,217.40 is: 4,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.90 : 11,401.10 = 3,217.40 : x
  2. Step 2: Convert to fraction form
    7,599.90/11,401.10 = 3,217.40/x
  3. Step 3: Cross multiply
    7,599.90x = 11,401.10 × 3,217.40
  4. Step 4: Simplify right side
    7,599.90x = 36,681,826.05
  5. Step 5: Solve for x
    x = 36,681,826.05/7,599.90
  6. Step 6: Final answer
    x = 4,826.62

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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.