Home / 7,618.40-11,424.58-2,935.82

Finding the Fourth Proportional to 7,618.40, 11,424.58 and 2,935.82

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Solution

The fourth proportional to 7,618.40, 11,424.58 and 2,935.82 is: 4,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.40 : 11,424.58 = 2,935.82 : x
  2. Step 2: Convert to fraction form
    7,618.40/11,424.58 = 2,935.82/x
  3. Step 3: Cross multiply
    7,618.40x = 11,424.58 × 2,935.82
  4. Step 4: Simplify right side
    7,618.40x = 33,540,510.46
  5. Step 5: Solve for x
    x = 33,540,510.46/7,618.40
  6. Step 6: Final answer
    x = 4,402.57

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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.