Home / 10,276.10-15,405.44-4,352.75

Finding the Fourth Proportional to 10,276.10, 15,405.44 and 4,352.75

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Solution

The fourth proportional to 10,276.10, 15,405.44 and 4,352.75 is: 6,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.10 : 15,405.44 = 4,352.75 : x
  2. Step 2: Convert to fraction form
    10,276.10/15,405.44 = 4,352.75/x
  3. Step 3: Cross multiply
    10,276.10x = 15,405.44 × 4,352.75
  4. Step 4: Simplify right side
    10,276.10x = 67,055,930.17
  5. Step 5: Solve for x
    x = 67,055,930.17/10,276.10
  6. Step 6: Final answer
    x = 6,525.43

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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.