Home / 9,675.20-14,515.36-2,749.76

Finding the Fourth Proportional to 9,675.20, 14,515.36 and 2,749.76

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Solution

The fourth proportional to 9,675.20, 14,515.36 and 2,749.76 is: 4,125.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.20 : 14,515.36 = 2,749.76 : x
  2. Step 2: Convert to fraction form
    9,675.20/14,515.36 = 2,749.76/x
  3. Step 3: Cross multiply
    9,675.20x = 14,515.36 × 2,749.76
  4. Step 4: Simplify right side
    9,675.20x = 39,913,756.31
  5. Step 5: Solve for x
    x = 39,913,756.31/9,675.20
  6. Step 6: Final answer
    x = 4,125.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.