Home / 6,528.07-9,009.18-3,695.45

Finding the Fourth Proportional to 6,528.07, 9,009.18 and 3,695.45

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Solution

The fourth proportional to 6,528.07, 9,009.18 and 3,695.45 is: 5,099.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.07 : 9,009.18 = 3,695.45 : x
  2. Step 2: Convert to fraction form
    6,528.07/9,009.18 = 3,695.45/x
  3. Step 3: Cross multiply
    6,528.07x = 9,009.18 × 3,695.45
  4. Step 4: Simplify right side
    6,528.07x = 33,292,974.23
  5. Step 5: Solve for x
    x = 33,292,974.23/6,528.07
  6. Step 6: Final answer
    x = 5,099.97

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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.