Home / 4,926.40-7,388.76-2,458.60

Finding the Fourth Proportional to 4,926.40, 7,388.76 and 2,458.60

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Solution

The fourth proportional to 4,926.40, 7,388.76 and 2,458.60 is: 3,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.40 : 7,388.76 = 2,458.60 : x
  2. Step 2: Convert to fraction form
    4,926.40/7,388.76 = 2,458.60/x
  3. Step 3: Cross multiply
    4,926.40x = 7,388.76 × 2,458.60
  4. Step 4: Simplify right side
    4,926.40x = 18,166,005.34
  5. Step 5: Solve for x
    x = 18,166,005.34/4,926.40
  6. Step 6: Final answer
    x = 3,687.48

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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.