Home / 7,368.93-11,051.19-2,103.59

Finding the Fourth Proportional to 7,368.93, 11,051.19 and 2,103.59

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Solution

The fourth proportional to 7,368.93, 11,051.19 and 2,103.59 is: 3,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,368.93 : 11,051.19 = 2,103.59 : x
  2. Step 2: Convert to fraction form
    7,368.93/11,051.19 = 2,103.59/x
  3. Step 3: Cross multiply
    7,368.93x = 11,051.19 × 2,103.59
  4. Step 4: Simplify right side
    7,368.93x = 23,247,117.52
  5. Step 5: Solve for x
    x = 23,247,117.52/7,368.93
  6. Step 6: Final answer
    x = 3,154.75

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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.