Home / 10,425.45-15,635.34-4,580.67

Finding the Fourth Proportional to 10,425.45, 15,635.34 and 4,580.67

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Solution

The fourth proportional to 10,425.45, 15,635.34 and 4,580.67 is: 6,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425.45 : 15,635.34 = 4,580.67 : x
  2. Step 2: Convert to fraction form
    10,425.45/15,635.34 = 4,580.67/x
  3. Step 3: Cross multiply
    10,425.45x = 15,635.34 × 4,580.67
  4. Step 4: Simplify right side
    10,425.45x = 71,620,332.88
  5. Step 5: Solve for x
    x = 71,620,332.88/10,425.45
  6. Step 6: Final answer
    x = 6,869.76

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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.