Home / 11,186.51-15,437.44-6,151.06

Finding the Fourth Proportional to 11,186.51, 15,437.44 and 6,151.06

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Solution

The fourth proportional to 11,186.51, 15,437.44 and 6,151.06 is: 8,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.51 : 15,437.44 = 6,151.06 : x
  2. Step 2: Convert to fraction form
    11,186.51/15,437.44 = 6,151.06/x
  3. Step 3: Cross multiply
    11,186.51x = 15,437.44 × 6,151.06
  4. Step 4: Simplify right side
    11,186.51x = 94,956,598.85
  5. Step 5: Solve for x
    x = 94,956,598.85/11,186.51
  6. Step 6: Final answer
    x = 8,488.49

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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.