Home / 10,933.58-15,088.36-6,217.86

Finding the Fourth Proportional to 10,933.58, 15,088.36 and 6,217.86

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Solution

The fourth proportional to 10,933.58, 15,088.36 and 6,217.86 is: 8,580.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.58 : 15,088.36 = 6,217.86 : x
  2. Step 2: Convert to fraction form
    10,933.58/15,088.36 = 6,217.86/x
  3. Step 3: Cross multiply
    10,933.58x = 15,088.36 × 6,217.86
  4. Step 4: Simplify right side
    10,933.58x = 93,817,310.11
  5. Step 5: Solve for x
    x = 93,817,310.11/10,933.58
  6. Step 6: Final answer
    x = 8,580.66

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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.