Home / 7,342.34-11,015.67-2,957.54

Finding the Fourth Proportional to 7,342.34, 11,015.67 and 2,957.54

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Solution

The fourth proportional to 7,342.34, 11,015.67 and 2,957.54 is: 4,437.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.34 : 11,015.67 = 2,957.54 : x
  2. Step 2: Convert to fraction form
    7,342.34/11,015.67 = 2,957.54/x
  3. Step 3: Cross multiply
    7,342.34x = 11,015.67 × 2,957.54
  4. Step 4: Simplify right side
    7,342.34x = 32,579,284.65
  5. Step 5: Solve for x
    x = 32,579,284.65/7,342.34
  6. Step 6: Final answer
    x = 4,437.18

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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.