Home / 10,453.20-15,683.87-4,605.70

Finding the Fourth Proportional to 10,453.20, 15,683.87 and 4,605.70

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Solution

The fourth proportional to 10,453.20, 15,683.87 and 4,605.70 is: 6,910.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.20 : 15,683.87 = 4,605.70 : x
  2. Step 2: Convert to fraction form
    10,453.20/15,683.87 = 4,605.70/x
  3. Step 3: Cross multiply
    10,453.20x = 15,683.87 × 4,605.70
  4. Step 4: Simplify right side
    10,453.20x = 72,235,200.06
  5. Step 5: Solve for x
    x = 72,235,200.06/10,453.20
  6. Step 6: Final answer
    x = 6,910.34

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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.