Home / 11,276.93-15,562.36-6,241.57

Finding the Fourth Proportional to 11,276.93, 15,562.36 and 6,241.57

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Solution

The fourth proportional to 11,276.93, 15,562.36 and 6,241.57 is: 8,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.93 : 15,562.36 = 6,241.57 : x
  2. Step 2: Convert to fraction form
    11,276.93/15,562.36 = 6,241.57/x
  3. Step 3: Cross multiply
    11,276.93x = 15,562.36 × 6,241.57
  4. Step 4: Simplify right side
    11,276.93x = 97,133,528.20
  5. Step 5: Solve for x
    x = 97,133,528.20/11,276.93
  6. Step 6: Final answer
    x = 8,613.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.