Home / 11,038.07-15,228.68-6,257.32

Finding the Fourth Proportional to 11,038.07, 15,228.68 and 6,257.32

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Solution

The fourth proportional to 11,038.07, 15,228.68 and 6,257.32 is: 8,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.07 : 15,228.68 = 6,257.32 : x
  2. Step 2: Convert to fraction form
    11,038.07/15,228.68 = 6,257.32/x
  3. Step 3: Cross multiply
    11,038.07x = 15,228.68 × 6,257.32
  4. Step 4: Simplify right side
    11,038.07x = 95,290,654.58
  5. Step 5: Solve for x
    x = 95,290,654.58/11,038.07
  6. Step 6: Final answer
    x = 8,632.91

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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.