Home / 10,815.32-14,926.02-6,100.58

Finding the Fourth Proportional to 10,815.32, 14,926.02 and 6,100.58

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Solution

The fourth proportional to 10,815.32, 14,926.02 and 6,100.58 is: 8,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.32 : 14,926.02 = 6,100.58 : x
  2. Step 2: Convert to fraction form
    10,815.32/14,926.02 = 6,100.58/x
  3. Step 3: Cross multiply
    10,815.32x = 14,926.02 × 6,100.58
  4. Step 4: Simplify right side
    10,815.32x = 91,057,379.09
  5. Step 5: Solve for x
    x = 91,057,379.09/10,815.32
  6. Step 6: Final answer
    x = 8,419.30

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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.