Home / 10,195.64-14,064.02-6,412.84

Finding the Fourth Proportional to 10,195.64, 14,064.02 and 6,412.84

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Solution

The fourth proportional to 10,195.64, 14,064.02 and 6,412.84 is: 8,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.64 : 14,064.02 = 6,412.84 : x
  2. Step 2: Convert to fraction form
    10,195.64/14,064.02 = 6,412.84/x
  3. Step 3: Cross multiply
    10,195.64x = 14,064.02 × 6,412.84
  4. Step 4: Simplify right side
    10,195.64x = 90,190,310.02
  5. Step 5: Solve for x
    x = 90,190,310.02/10,195.64
  6. Step 6: Final answer
    x = 8,845.97

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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.