Home / 10,810.04-16,221.54-3,885.08

Finding the Fourth Proportional to 10,810.04, 16,221.54 and 3,885.08

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Solution

The fourth proportional to 10,810.04, 16,221.54 and 3,885.08 is: 5,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.04 : 16,221.54 = 3,885.08 : x
  2. Step 2: Convert to fraction form
    10,810.04/16,221.54 = 3,885.08/x
  3. Step 3: Cross multiply
    10,810.04x = 16,221.54 × 3,885.08
  4. Step 4: Simplify right side
    10,810.04x = 63,021,980.62
  5. Step 5: Solve for x
    x = 63,021,980.62/10,810.04
  6. Step 6: Final answer
    x = 5,829.95

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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.