Home / 10,070.12-13,901.82-6,295.39

Finding the Fourth Proportional to 10,070.12, 13,901.82 and 6,295.39

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Solution

The fourth proportional to 10,070.12, 13,901.82 and 6,295.39 is: 8,690.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.12 : 13,901.82 = 6,295.39 : x
  2. Step 2: Convert to fraction form
    10,070.12/13,901.82 = 6,295.39/x
  3. Step 3: Cross multiply
    10,070.12x = 13,901.82 × 6,295.39
  4. Step 4: Simplify right side
    10,070.12x = 87,517,277.62
  5. Step 5: Solve for x
    x = 87,517,277.62/10,070.12
  6. Step 6: Final answer
    x = 8,690.79

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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.