Home / 9,749.38-14,619.20-4,482.76

Finding the Fourth Proportional to 9,749.38, 14,619.20 and 4,482.76

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Solution

The fourth proportional to 9,749.38, 14,619.20 and 4,482.76 is: 6,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749.38 : 14,619.20 = 4,482.76 : x
  2. Step 2: Convert to fraction form
    9,749.38/14,619.20 = 4,482.76/x
  3. Step 3: Cross multiply
    9,749.38x = 14,619.20 × 4,482.76
  4. Step 4: Simplify right side
    9,749.38x = 65,534,364.99
  5. Step 5: Solve for x
    x = 65,534,364.99/9,749.38
  6. Step 6: Final answer
    x = 6,721.90

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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.