Home / 6,535.28-9,017.70-3,881.72

Finding the Fourth Proportional to 6,535.28, 9,017.70 and 3,881.72

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Solution

The fourth proportional to 6,535.28, 9,017.70 and 3,881.72 is: 5,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.28 : 9,017.70 = 3,881.72 : x
  2. Step 2: Convert to fraction form
    6,535.28/9,017.70 = 3,881.72/x
  3. Step 3: Cross multiply
    6,535.28x = 9,017.70 × 3,881.72
  4. Step 4: Simplify right side
    6,535.28x = 35,004,186.44
  5. Step 5: Solve for x
    x = 35,004,186.44/6,535.28
  6. Step 6: Final answer
    x = 5,356.19

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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.