Home / 11,424.23-15,770.56-6,708.81

Finding the Fourth Proportional to 11,424.23, 15,770.56 and 6,708.81

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Solution

The fourth proportional to 11,424.23, 15,770.56 and 6,708.81 is: 9,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.23 : 15,770.56 = 6,708.81 : x
  2. Step 2: Convert to fraction form
    11,424.23/15,770.56 = 6,708.81/x
  3. Step 3: Cross multiply
    11,424.23x = 15,770.56 × 6,708.81
  4. Step 4: Simplify right side
    11,424.23x = 105,801,690.63
  5. Step 5: Solve for x
    x = 105,801,690.63/11,424.23
  6. Step 6: Final answer
    x = 9,261.17

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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.