Home / 5,598.25-7,720.48-4,335.28

Finding the Fourth Proportional to 5,598.25, 7,720.48 and 4,335.28

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Solution

The fourth proportional to 5,598.25, 7,720.48 and 4,335.28 is: 5,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.25 : 7,720.48 = 4,335.28 : x
  2. Step 2: Convert to fraction form
    5,598.25/7,720.48 = 4,335.28/x
  3. Step 3: Cross multiply
    5,598.25x = 7,720.48 × 4,335.28
  4. Step 4: Simplify right side
    5,598.25x = 33,470,442.53
  5. Step 5: Solve for x
    x = 33,470,442.53/5,598.25
  6. Step 6: Final answer
    x = 5,978.73

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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.