Home / 6,529.13-9,011.62-4,012.56

Finding the Fourth Proportional to 6,529.13, 9,011.62 and 4,012.56

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Solution

The fourth proportional to 6,529.13, 9,011.62 and 4,012.56 is: 5,538.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.13 : 9,011.62 = 4,012.56 : x
  2. Step 2: Convert to fraction form
    6,529.13/9,011.62 = 4,012.56/x
  3. Step 3: Cross multiply
    6,529.13x = 9,011.62 × 4,012.56
  4. Step 4: Simplify right side
    6,529.13x = 36,159,665.95
  5. Step 5: Solve for x
    x = 36,159,665.95/6,529.13
  6. Step 6: Final answer
    x = 5,538.21

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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.