Home / 6,539.64-9,021.48-4,855.68

Finding the Fourth Proportional to 6,539.64, 9,021.48 and 4,855.68

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Solution

The fourth proportional to 6,539.64, 9,021.48 and 4,855.68 is: 6,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.64 : 9,021.48 = 4,855.68 : x
  2. Step 2: Convert to fraction form
    6,539.64/9,021.48 = 4,855.68/x
  3. Step 3: Cross multiply
    6,539.64x = 9,021.48 × 4,855.68
  4. Step 4: Simplify right side
    6,539.64x = 43,805,420.01
  5. Step 5: Solve for x
    x = 43,805,420.01/6,539.64
  6. Step 6: Final answer
    x = 6,698.45

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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.