Home / 11,287.35-15,575.36-6,250.77

Finding the Fourth Proportional to 11,287.35, 15,575.36 and 6,250.77

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Solution

The fourth proportional to 11,287.35, 15,575.36 and 6,250.77 is: 8,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.35 : 15,575.36 = 6,250.77 : x
  2. Step 2: Convert to fraction form
    11,287.35/15,575.36 = 6,250.77/x
  3. Step 3: Cross multiply
    11,287.35x = 15,575.36 × 6,250.77
  4. Step 4: Simplify right side
    11,287.35x = 97,357,961.77
  5. Step 5: Solve for x
    x = 97,357,961.77/11,287.35
  6. Step 6: Final answer
    x = 8,625.40

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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.