Home / 9,748.60-14,627.70-3,905.40

Finding the Fourth Proportional to 9,748.60, 14,627.70 and 3,905.40

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Solution

The fourth proportional to 9,748.60, 14,627.70 and 3,905.40 is: 5,860.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.60 : 14,627.70 = 3,905.40 : x
  2. Step 2: Convert to fraction form
    9,748.60/14,627.70 = 3,905.40/x
  3. Step 3: Cross multiply
    9,748.60x = 14,627.70 × 3,905.40
  4. Step 4: Simplify right side
    9,748.60x = 57,127,019.58
  5. Step 5: Solve for x
    x = 57,127,019.58/9,748.60
  6. Step 6: Final answer
    x = 5,860.02

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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.