Home / 10,470.58-15,706.91-3,450.67

Finding the Fourth Proportional to 10,470.58, 15,706.91 and 3,450.67

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Solution

The fourth proportional to 10,470.58, 15,706.91 and 3,450.67 is: 5,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470.58 : 15,706.91 = 3,450.67 : x
  2. Step 2: Convert to fraction form
    10,470.58/15,706.91 = 3,450.67/x
  3. Step 3: Cross multiply
    10,470.58x = 15,706.91 × 3,450.67
  4. Step 4: Simplify right side
    10,470.58x = 54,199,332.49
  5. Step 5: Solve for x
    x = 54,199,332.49/10,470.58
  6. Step 6: Final answer
    x = 5,176.34

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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.