Home / 10,363.12-15,550.18-4,520.18

Finding the Fourth Proportional to 10,363.12, 15,550.18 and 4,520.18

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Solution

The fourth proportional to 10,363.12, 15,550.18 and 4,520.18 is: 6,782.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.12 : 15,550.18 = 4,520.18 : x
  2. Step 2: Convert to fraction form
    10,363.12/15,550.18 = 4,520.18/x
  3. Step 3: Cross multiply
    10,363.12x = 15,550.18 × 4,520.18
  4. Step 4: Simplify right side
    10,363.12x = 70,289,640.21
  5. Step 5: Solve for x
    x = 70,289,640.21/10,363.12
  6. Step 6: Final answer
    x = 6,782.67

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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.