Home / 7,583.91-11,376.45-3,426.24

Finding the Fourth Proportional to 7,583.91, 11,376.45 and 3,426.24

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Solution

The fourth proportional to 7,583.91, 11,376.45 and 3,426.24 is: 5,139.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.91 : 11,376.45 = 3,426.24 : x
  2. Step 2: Convert to fraction form
    7,583.91/11,376.45 = 3,426.24/x
  3. Step 3: Cross multiply
    7,583.91x = 11,376.45 × 3,426.24
  4. Step 4: Simplify right side
    7,583.91x = 38,978,490.71
  5. Step 5: Solve for x
    x = 38,978,490.71/7,583.91
  6. Step 6: Final answer
    x = 5,139.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.