Home / 10,709.96-14,779.25-5,929.56

Finding the Fourth Proportional to 10,709.96, 14,779.25 and 5,929.56

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Solution

The fourth proportional to 10,709.96, 14,779.25 and 5,929.56 is: 8,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.96 : 14,779.25 = 5,929.56 : x
  2. Step 2: Convert to fraction form
    10,709.96/14,779.25 = 5,929.56/x
  3. Step 3: Cross multiply
    10,709.96x = 14,779.25 × 5,929.56
  4. Step 4: Simplify right side
    10,709.96x = 87,634,503.28
  5. Step 5: Solve for x
    x = 87,634,503.28/10,709.96
  6. Step 6: Final answer
    x = 8,182.53

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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.