Home / 10,856.09-16,283.77-3,460.97

Finding the Fourth Proportional to 10,856.09, 16,283.77 and 3,460.97

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Solution

The fourth proportional to 10,856.09, 16,283.77 and 3,460.97 is: 5,191.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.09 : 16,283.77 = 3,460.97 : x
  2. Step 2: Convert to fraction form
    10,856.09/16,283.77 = 3,460.97/x
  3. Step 3: Cross multiply
    10,856.09x = 16,283.77 × 3,460.97
  4. Step 4: Simplify right side
    10,856.09x = 56,357,639.46
  5. Step 5: Solve for x
    x = 56,357,639.46/10,856.09
  6. Step 6: Final answer
    x = 5,191.34

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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.