Home / 7,340.31-11,010.33-2,957.67

Finding the Fourth Proportional to 7,340.31, 11,010.33 and 2,957.67

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Solution

The fourth proportional to 7,340.31, 11,010.33 and 2,957.67 is: 4,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.31 : 11,010.33 = 2,957.67 : x
  2. Step 2: Convert to fraction form
    7,340.31/11,010.33 = 2,957.67/x
  3. Step 3: Cross multiply
    7,340.31x = 11,010.33 × 2,957.67
  4. Step 4: Simplify right side
    7,340.31x = 32,564,922.73
  5. Step 5: Solve for x
    x = 32,564,922.73/7,340.31
  6. Step 6: Final answer
    x = 4,436.45

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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.