Home / 11,560.69-15,953.76-6,255.49

Finding the Fourth Proportional to 11,560.69, 15,953.76 and 6,255.49

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Solution

The fourth proportional to 11,560.69, 15,953.76 and 6,255.49 is: 8,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.69 : 15,953.76 = 6,255.49 : x
  2. Step 2: Convert to fraction form
    11,560.69/15,953.76 = 6,255.49/x
  3. Step 3: Cross multiply
    11,560.69x = 15,953.76 × 6,255.49
  4. Step 4: Simplify right side
    11,560.69x = 99,798,554.86
  5. Step 5: Solve for x
    x = 99,798,554.86/11,560.69
  6. Step 6: Final answer
    x = 8,632.58

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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.