Home / 6,528.80-9,009.73-3,544.60

Finding the Fourth Proportional to 6,528.80, 9,009.73 and 3,544.60

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Solution

The fourth proportional to 6,528.80, 9,009.73 and 3,544.60 is: 4,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.80 : 9,009.73 = 3,544.60 : x
  2. Step 2: Convert to fraction form
    6,528.80/9,009.73 = 3,544.60/x
  3. Step 3: Cross multiply
    6,528.80x = 9,009.73 × 3,544.60
  4. Step 4: Simplify right side
    6,528.80x = 31,935,871.24
  5. Step 5: Solve for x
    x = 31,935,871.24/6,528.80
  6. Step 6: Final answer
    x = 4,891.54

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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.