Home / 10,852.90-16,279.35-3,457.30

Finding the Fourth Proportional to 10,852.90, 16,279.35 and 3,457.30

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Solution

The fourth proportional to 10,852.90, 16,279.35 and 3,457.30 is: 5,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.90 : 16,279.35 = 3,457.30 : x
  2. Step 2: Convert to fraction form
    10,852.90/16,279.35 = 3,457.30/x
  3. Step 3: Cross multiply
    10,852.90x = 16,279.35 × 3,457.30
  4. Step 4: Simplify right side
    10,852.90x = 56,282,596.76
  5. Step 5: Solve for x
    x = 56,282,596.76/10,852.90
  6. Step 6: Final answer
    x = 5,185.95

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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.