Home / 7,438.76-11,159.70-3,056.18

Finding the Fourth Proportional to 7,438.76, 11,159.70 and 3,056.18

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Solution

The fourth proportional to 7,438.76, 11,159.70 and 3,056.18 is: 4,584.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.76 : 11,159.70 = 3,056.18 : x
  2. Step 2: Convert to fraction form
    7,438.76/11,159.70 = 3,056.18/x
  3. Step 3: Cross multiply
    7,438.76x = 11,159.70 × 3,056.18
  4. Step 4: Simplify right side
    7,438.76x = 34,106,051.95
  5. Step 5: Solve for x
    x = 34,106,051.95/7,438.76
  6. Step 6: Final answer
    x = 4,584.91

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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.