Home / 11,155.57-15,394.60-6,051.07

Finding the Fourth Proportional to 11,155.57, 15,394.60 and 6,051.07

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Solution

The fourth proportional to 11,155.57, 15,394.60 and 6,051.07 is: 8,350.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.57 : 15,394.60 = 6,051.07 : x
  2. Step 2: Convert to fraction form
    11,155.57/15,394.60 = 6,051.07/x
  3. Step 3: Cross multiply
    11,155.57x = 15,394.60 × 6,051.07
  4. Step 4: Simplify right side
    11,155.57x = 93,153,825.11
  5. Step 5: Solve for x
    x = 93,153,825.11/11,155.57
  6. Step 6: Final answer
    x = 8,350.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.