Home / 10,616.01-15,929.96-4,380.63

Finding the Fourth Proportional to 10,616.01, 15,929.96 and 4,380.63

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Solution

The fourth proportional to 10,616.01, 15,929.96 and 4,380.63 is: 6,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616.01 : 15,929.96 = 4,380.63 : x
  2. Step 2: Convert to fraction form
    10,616.01/15,929.96 = 4,380.63/x
  3. Step 3: Cross multiply
    10,616.01x = 15,929.96 × 4,380.63
  4. Step 4: Simplify right side
    10,616.01x = 69,783,260.67
  5. Step 5: Solve for x
    x = 69,783,260.67/10,616.01
  6. Step 6: Final answer
    x = 6,573.40

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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.