Home / 6,529.38-9,011.96-4,012.81

Finding the Fourth Proportional to 6,529.38, 9,011.96 and 4,012.81

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Solution

The fourth proportional to 6,529.38, 9,011.96 and 4,012.81 is: 5,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.38 : 9,011.96 = 4,012.81 : x
  2. Step 2: Convert to fraction form
    6,529.38/9,011.96 = 4,012.81/x
  3. Step 3: Cross multiply
    6,529.38x = 9,011.96 × 4,012.81
  4. Step 4: Simplify right side
    6,529.38x = 36,163,283.21
  5. Step 5: Solve for x
    x = 36,163,283.21/6,529.38
  6. Step 6: Final answer
    x = 5,538.55

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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.