Home / 11,276.37-15,561.59-6,241.01

Finding the Fourth Proportional to 11,276.37, 15,561.59 and 6,241.01

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Solution

The fourth proportional to 11,276.37, 15,561.59 and 6,241.01 is: 8,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.37 : 15,561.59 = 6,241.01 : x
  2. Step 2: Convert to fraction form
    11,276.37/15,561.59 = 6,241.01/x
  3. Step 3: Cross multiply
    11,276.37x = 15,561.59 × 6,241.01
  4. Step 4: Simplify right side
    11,276.37x = 97,119,929.79
  5. Step 5: Solve for x
    x = 97,119,929.79/11,276.37
  6. Step 6: Final answer
    x = 8,612.69

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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.