Home / 11,907.71-16,433.15-6,602.52

Finding the Fourth Proportional to 11,907.71, 16,433.15 and 6,602.52

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Solution

The fourth proportional to 11,907.71, 16,433.15 and 6,602.52 is: 9,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907.71 : 16,433.15 = 6,602.52 : x
  2. Step 2: Convert to fraction form
    11,907.71/16,433.15 = 6,602.52/x
  3. Step 3: Cross multiply
    11,907.71x = 16,433.15 × 6,602.52
  4. Step 4: Simplify right side
    11,907.71x = 108,500,168.53
  5. Step 5: Solve for x
    x = 108,500,168.53/11,907.71
  6. Step 6: Final answer
    x = 9,111.76

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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.