Home / 5,624.36-8,436.55-1,926.62

Finding the Fourth Proportional to 5,624.36, 8,436.55 and 1,926.62

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Solution

The fourth proportional to 5,624.36, 8,436.55 and 1,926.62 is: 2,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.36 : 8,436.55 = 1,926.62 : x
  2. Step 2: Convert to fraction form
    5,624.36/8,436.55 = 1,926.62/x
  3. Step 3: Cross multiply
    5,624.36x = 8,436.55 × 1,926.62
  4. Step 4: Simplify right side
    5,624.36x = 16,254,000.05
  5. Step 5: Solve for x
    x = 16,254,000.05/5,624.36
  6. Step 6: Final answer
    x = 2,889.93

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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.