Home / 11,488.27-15,852.93-6,450.88

Finding the Fourth Proportional to 11,488.27, 15,852.93 and 6,450.88

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Solution

The fourth proportional to 11,488.27, 15,852.93 and 6,450.88 is: 8,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.27 : 15,852.93 = 6,450.88 : x
  2. Step 2: Convert to fraction form
    11,488.27/15,852.93 = 6,450.88/x
  3. Step 3: Cross multiply
    11,488.27x = 15,852.93 × 6,450.88
  4. Step 4: Simplify right side
    11,488.27x = 102,265,349.08
  5. Step 5: Solve for x
    x = 102,265,349.08/11,488.27
  6. Step 6: Final answer
    x = 8,901.72

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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.