Home / 12,208.02-18,323.04-6,368.74

Finding the Fourth Proportional to 12,208.02, 18,323.04 and 6,368.74

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Solution

The fourth proportional to 12,208.02, 18,323.04 and 6,368.74 is: 9,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.02 : 18,323.04 = 6,368.74 : x
  2. Step 2: Convert to fraction form
    12,208.02/18,323.04 = 6,368.74/x
  3. Step 3: Cross multiply
    12,208.02x = 18,323.04 × 6,368.74
  4. Step 4: Simplify right side
    12,208.02x = 116,694,677.77
  5. Step 5: Solve for x
    x = 116,694,677.77/12,208.02
  6. Step 6: Final answer
    x = 9,558.85

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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.