Home / 6,528.94-9,009.81-3,696.84

Finding the Fourth Proportional to 6,528.94, 9,009.81 and 3,696.84

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Solution

The fourth proportional to 6,528.94, 9,009.81 and 3,696.84 is: 5,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.94 : 9,009.81 = 3,696.84 : x
  2. Step 2: Convert to fraction form
    6,528.94/9,009.81 = 3,696.84/x
  3. Step 3: Cross multiply
    6,528.94x = 9,009.81 × 3,696.84
  4. Step 4: Simplify right side
    6,528.94x = 33,307,826.00
  5. Step 5: Solve for x
    x = 33,307,826.00/6,528.94
  6. Step 6: Final answer
    x = 5,101.57

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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.