Home / 10,283.76-14,191.48-5,807.70

Finding the Fourth Proportional to 10,283.76, 14,191.48 and 5,807.70

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Solution

The fourth proportional to 10,283.76, 14,191.48 and 5,807.70 is: 8,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.76 : 14,191.48 = 5,807.70 : x
  2. Step 2: Convert to fraction form
    10,283.76/14,191.48 = 5,807.70/x
  3. Step 3: Cross multiply
    10,283.76x = 14,191.48 × 5,807.70
  4. Step 4: Simplify right side
    10,283.76x = 82,419,858.40
  5. Step 5: Solve for x
    x = 82,419,858.40/10,283.76
  6. Step 6: Final answer
    x = 8,014.56

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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.