Home / 7,415.10-10,232.44-4,057.26

Finding the Fourth Proportional to 7,415.10, 10,232.44 and 4,057.26

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Solution

The fourth proportional to 7,415.10, 10,232.44 and 4,057.26 is: 5,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.10 : 10,232.44 = 4,057.26 : x
  2. Step 2: Convert to fraction form
    7,415.10/10,232.44 = 4,057.26/x
  3. Step 3: Cross multiply
    7,415.10x = 10,232.44 × 4,057.26
  4. Step 4: Simplify right side
    7,415.10x = 41,515,669.51
  5. Step 5: Solve for x
    x = 41,515,669.51/7,415.10
  6. Step 6: Final answer
    x = 5,598.80

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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.