Home / 10,283.18-14,190.75-5,807.86

Finding the Fourth Proportional to 10,283.18, 14,190.75 and 5,807.86

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Solution

The fourth proportional to 10,283.18, 14,190.75 and 5,807.86 is: 8,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.18 : 14,190.75 = 5,807.86 : x
  2. Step 2: Convert to fraction form
    10,283.18/14,190.75 = 5,807.86/x
  3. Step 3: Cross multiply
    10,283.18x = 14,190.75 × 5,807.86
  4. Step 4: Simplify right side
    10,283.18x = 82,417,853.82
  5. Step 5: Solve for x
    x = 82,417,853.82/10,283.18
  6. Step 6: Final answer
    x = 8,014.83

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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.