Home / 10,468.56-15,705.72-4,224.72

Finding the Fourth Proportional to 10,468.56, 15,705.72 and 4,224.72

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Solution

The fourth proportional to 10,468.56, 15,705.72 and 4,224.72 is: 6,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.56 : 15,705.72 = 4,224.72 : x
  2. Step 2: Convert to fraction form
    10,468.56/15,705.72 = 4,224.72/x
  3. Step 3: Cross multiply
    10,468.56x = 15,705.72 × 4,224.72
  4. Step 4: Simplify right side
    10,468.56x = 66,352,269.40
  5. Step 5: Solve for x
    x = 66,352,269.40/10,468.56
  6. Step 6: Final answer
    x = 6,338.24

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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.