Home / 8,433.01-12,618.19-5,298.34

Finding the Fourth Proportional to 8,433.01, 12,618.19 and 5,298.34

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Solution

The fourth proportional to 8,433.01, 12,618.19 and 5,298.34 is: 7,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.01 : 12,618.19 = 5,298.34 : x
  2. Step 2: Convert to fraction form
    8,433.01/12,618.19 = 5,298.34/x
  3. Step 3: Cross multiply
    8,433.01x = 12,618.19 × 5,298.34
  4. Step 4: Simplify right side
    8,433.01x = 66,855,460.80
  5. Step 5: Solve for x
    x = 66,855,460.80/8,433.01
  6. Step 6: Final answer
    x = 7,927.83

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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.