Home / 7,795.30-10,757.56-4,258.60

Finding the Fourth Proportional to 7,795.30, 10,757.56 and 4,258.60

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Solution

The fourth proportional to 7,795.30, 10,757.56 and 4,258.60 is: 5,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.30 : 10,757.56 = 4,258.60 : x
  2. Step 2: Convert to fraction form
    7,795.30/10,757.56 = 4,258.60/x
  3. Step 3: Cross multiply
    7,795.30x = 10,757.56 × 4,258.60
  4. Step 4: Simplify right side
    7,795.30x = 45,812,145.02
  5. Step 5: Solve for x
    x = 45,812,145.02/7,795.30
  6. Step 6: Final answer
    x = 5,876.89

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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.