Home / 12,182.04-16,810.86-6,877.35

Finding the Fourth Proportional to 12,182.04, 16,810.86 and 6,877.35

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Solution

The fourth proportional to 12,182.04, 16,810.86 and 6,877.35 is: 9,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.04 : 16,810.86 = 6,877.35 : x
  2. Step 2: Convert to fraction form
    12,182.04/16,810.86 = 6,877.35/x
  3. Step 3: Cross multiply
    12,182.04x = 16,810.86 × 6,877.35
  4. Step 4: Simplify right side
    12,182.04x = 115,614,168.02
  5. Step 5: Solve for x
    x = 115,614,168.02/12,182.04
  6. Step 6: Final answer
    x = 9,490.54

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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.