Home / 6,853.46-9,457.95-4,163.76

Finding the Fourth Proportional to 6,853.46, 9,457.95 and 4,163.76

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Solution

The fourth proportional to 6,853.46, 9,457.95 and 4,163.76 is: 5,746.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.46 : 9,457.95 = 4,163.76 : x
  2. Step 2: Convert to fraction form
    6,853.46/9,457.95 = 4,163.76/x
  3. Step 3: Cross multiply
    6,853.46x = 9,457.95 × 4,163.76
  4. Step 4: Simplify right side
    6,853.46x = 39,380,633.89
  5. Step 5: Solve for x
    x = 39,380,633.89/6,853.46
  6. Step 6: Final answer
    x = 5,746.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.