Home / 5,448.22-7,518.10-3,090.58

Finding the Fourth Proportional to 5,448.22, 7,518.10 and 3,090.58

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Solution

The fourth proportional to 5,448.22, 7,518.10 and 3,090.58 is: 4,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.22 : 7,518.10 = 3,090.58 : x
  2. Step 2: Convert to fraction form
    5,448.22/7,518.10 = 3,090.58/x
  3. Step 3: Cross multiply
    5,448.22x = 7,518.10 × 3,090.58
  4. Step 4: Simplify right side
    5,448.22x = 23,235,236.45
  5. Step 5: Solve for x
    x = 23,235,236.45/5,448.22
  6. Step 6: Final answer
    x = 4,264.74

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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.