Home / 4,108.86-5,669.87-2,316.47

Finding the Fourth Proportional to 4,108.86, 5,669.87 and 2,316.47

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Solution

The fourth proportional to 4,108.86, 5,669.87 and 2,316.47 is: 3,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.86 : 5,669.87 = 2,316.47 : x
  2. Step 2: Convert to fraction form
    4,108.86/5,669.87 = 2,316.47/x
  3. Step 3: Cross multiply
    4,108.86x = 5,669.87 × 2,316.47
  4. Step 4: Simplify right side
    4,108.86x = 13,134,043.83
  5. Step 5: Solve for x
    x = 13,134,043.83/4,108.86
  6. Step 6: Final answer
    x = 3,196.52

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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.