Home / 11,424.11-15,758.70-6,707.48

Finding the Fourth Proportional to 11,424.11, 15,758.70 and 6,707.48

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Solution

The fourth proportional to 11,424.11, 15,758.70 and 6,707.48 is: 9,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.11 : 15,758.70 = 6,707.48 : x
  2. Step 2: Convert to fraction form
    11,424.11/15,758.70 = 6,707.48/x
  3. Step 3: Cross multiply
    11,424.11x = 15,758.70 × 6,707.48
  4. Step 4: Simplify right side
    11,424.11x = 105,701,165.08
  5. Step 5: Solve for x
    x = 105,701,165.08/11,424.11
  6. Step 6: Final answer
    x = 9,252.46

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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.