Home / 5,610.48-8,376.15-4,287.25

Finding the Fourth Proportional to 5,610.48, 8,376.15 and 4,287.25

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Solution

The fourth proportional to 5,610.48, 8,376.15 and 4,287.25 is: 6,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.48 : 8,376.15 = 4,287.25 : x
  2. Step 2: Convert to fraction form
    5,610.48/8,376.15 = 4,287.25/x
  3. Step 3: Cross multiply
    5,610.48x = 8,376.15 × 4,287.25
  4. Step 4: Simplify right side
    5,610.48x = 35,910,649.09
  5. Step 5: Solve for x
    x = 35,910,649.09/5,610.48
  6. Step 6: Final answer
    x = 6,400.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.