Home / 10,800.60-14,905.15-6,323.94

Finding the Fourth Proportional to 10,800.60, 14,905.15 and 6,323.94

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Solution

The fourth proportional to 10,800.60, 14,905.15 and 6,323.94 is: 8,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.60 : 14,905.15 = 6,323.94 : x
  2. Step 2: Convert to fraction form
    10,800.60/14,905.15 = 6,323.94/x
  3. Step 3: Cross multiply
    10,800.60x = 14,905.15 × 6,323.94
  4. Step 4: Simplify right side
    10,800.60x = 94,259,168.15
  5. Step 5: Solve for x
    x = 94,259,168.15/10,800.60
  6. Step 6: Final answer
    x = 8,727.21

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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.