Home / 4,904.90-7,355.55-1,618.10

Finding the Fourth Proportional to 4,904.90, 7,355.55 and 1,618.10

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Solution

The fourth proportional to 4,904.90, 7,355.55 and 1,618.10 is: 2,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.90 : 7,355.55 = 1,618.10 : x
  2. Step 2: Convert to fraction form
    4,904.90/7,355.55 = 1,618.10/x
  3. Step 3: Cross multiply
    4,904.90x = 7,355.55 × 1,618.10
  4. Step 4: Simplify right side
    4,904.90x = 11,902,015.46
  5. Step 5: Solve for x
    x = 11,902,015.46/4,904.90
  6. Step 6: Final answer
    x = 2,426.56

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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.