Home / 3,077.18-4,611.93-1,538.62

Finding the Fourth Proportional to 3,077.18, 4,611.93 and 1,538.62

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Solution

The fourth proportional to 3,077.18, 4,611.93 and 1,538.62 is: 2,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.18 : 4,611.93 = 1,538.62 : x
  2. Step 2: Convert to fraction form
    3,077.18/4,611.93 = 1,538.62/x
  3. Step 3: Cross multiply
    3,077.18x = 4,611.93 × 1,538.62
  4. Step 4: Simplify right side
    3,077.18x = 7,096,007.74
  5. Step 5: Solve for x
    x = 7,096,007.74/3,077.18
  6. Step 6: Final answer
    x = 2,306.01

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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.