Home / 10,701.90-14,769.06-5,921.76

Finding the Fourth Proportional to 10,701.90, 14,769.06 and 5,921.76

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Solution

The fourth proportional to 10,701.90, 14,769.06 and 5,921.76 is: 8,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.90 : 14,769.06 = 5,921.76 : x
  2. Step 2: Convert to fraction form
    10,701.90/14,769.06 = 5,921.76/x
  3. Step 3: Cross multiply
    10,701.90x = 14,769.06 × 5,921.76
  4. Step 4: Simplify right side
    10,701.90x = 87,458,828.75
  5. Step 5: Solve for x
    x = 87,458,828.75/10,701.90
  6. Step 6: Final answer
    x = 8,172.27

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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.