Home / 11,186.54-15,437.40-6,151.07

Finding the Fourth Proportional to 11,186.54, 15,437.40 and 6,151.07

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Solution

The fourth proportional to 11,186.54, 15,437.40 and 6,151.07 is: 8,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.54 : 15,437.40 = 6,151.07 : x
  2. Step 2: Convert to fraction form
    11,186.54/15,437.40 = 6,151.07/x
  3. Step 3: Cross multiply
    11,186.54x = 15,437.40 × 6,151.07
  4. Step 4: Simplify right side
    11,186.54x = 94,956,450.83
  5. Step 5: Solve for x
    x = 94,956,450.83/11,186.54
  6. Step 6: Final answer
    x = 8,488.46

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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.