Home / 11,223.83-15,488.59-6,187.93

Finding the Fourth Proportional to 11,223.83, 15,488.59 and 6,187.93

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Solution

The fourth proportional to 11,223.83, 15,488.59 and 6,187.93 is: 8,539.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.83 : 15,488.59 = 6,187.93 : x
  2. Step 2: Convert to fraction form
    11,223.83/15,488.59 = 6,187.93/x
  3. Step 3: Cross multiply
    11,223.83x = 15,488.59 × 6,187.93
  4. Step 4: Simplify right side
    11,223.83x = 95,842,310.72
  5. Step 5: Solve for x
    x = 95,842,310.72/11,223.83
  6. Step 6: Final answer
    x = 8,539.18

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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.