Home / 10,661.32-16,000.54-4,818.44

Finding the Fourth Proportional to 10,661.32, 16,000.54 and 4,818.44

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Solution

The fourth proportional to 10,661.32, 16,000.54 and 4,818.44 is: 7,231.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,661.32 : 16,000.54 = 4,818.44 : x
  2. Step 2: Convert to fraction form
    10,661.32/16,000.54 = 4,818.44/x
  3. Step 3: Cross multiply
    10,661.32x = 16,000.54 × 4,818.44
  4. Step 4: Simplify right side
    10,661.32x = 77,097,641.96
  5. Step 5: Solve for x
    x = 77,097,641.96/10,661.32
  6. Step 6: Final answer
    x = 7,231.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.