Home / 10,869.28-16,300.84-4,204.24

Finding the Fourth Proportional to 10,869.28, 16,300.84 and 4,204.24

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Solution

The fourth proportional to 10,869.28, 16,300.84 and 4,204.24 is: 6,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.28 : 16,300.84 = 4,204.24 : x
  2. Step 2: Convert to fraction form
    10,869.28/16,300.84 = 4,204.24/x
  3. Step 3: Cross multiply
    10,869.28x = 16,300.84 × 4,204.24
  4. Step 4: Simplify right side
    10,869.28x = 68,532,643.56
  5. Step 5: Solve for x
    x = 68,532,643.56/10,869.28
  6. Step 6: Final answer
    x = 6,305.17

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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.