Home / 10,160.44-14,013.54-7,764.46

Finding the Fourth Proportional to 10,160.44, 14,013.54 and 7,764.46

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Solution

The fourth proportional to 10,160.44, 14,013.54 and 7,764.46 is: 10,708.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.44 : 14,013.54 = 7,764.46 : x
  2. Step 2: Convert to fraction form
    10,160.44/14,013.54 = 7,764.46/x
  3. Step 3: Cross multiply
    10,160.44x = 14,013.54 × 7,764.46
  4. Step 4: Simplify right side
    10,160.44x = 108,807,535.75
  5. Step 5: Solve for x
    x = 108,807,535.75/10,160.44
  6. Step 6: Final answer
    x = 10,708.94

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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.