Home / 9,748.06-14,617.70-4,815.78

Finding the Fourth Proportional to 9,748.06, 14,617.70 and 4,815.78

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Solution

The fourth proportional to 9,748.06, 14,617.70 and 4,815.78 is: 7,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.06 : 14,617.70 = 4,815.78 : x
  2. Step 2: Convert to fraction form
    9,748.06/14,617.70 = 4,815.78/x
  3. Step 3: Cross multiply
    9,748.06x = 14,617.70 × 4,815.78
  4. Step 4: Simplify right side
    9,748.06x = 70,395,627.31
  5. Step 5: Solve for x
    x = 70,395,627.31/9,748.06
  6. Step 6: Final answer
    x = 7,221.50

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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.