Home / 11,913.51-16,440.06-6,535.83

Finding the Fourth Proportional to 11,913.51, 16,440.06 and 6,535.83

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Solution

The fourth proportional to 11,913.51, 16,440.06 and 6,535.83 is: 9,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.51 : 16,440.06 = 6,535.83 : x
  2. Step 2: Convert to fraction form
    11,913.51/16,440.06 = 6,535.83/x
  3. Step 3: Cross multiply
    11,913.51x = 16,440.06 × 6,535.83
  4. Step 4: Simplify right side
    11,913.51x = 107,449,437.35
  5. Step 5: Solve for x
    x = 107,449,437.35/11,913.51
  6. Step 6: Final answer
    x = 9,019.13

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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.