Home / 3,507.54-5,261.10-1,316.09

Finding the Fourth Proportional to 3,507.54, 5,261.10 and 1,316.09

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Solution

The fourth proportional to 3,507.54, 5,261.10 and 1,316.09 is: 1,974.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.54 : 5,261.10 = 1,316.09 : x
  2. Step 2: Convert to fraction form
    3,507.54/5,261.10 = 1,316.09/x
  3. Step 3: Cross multiply
    3,507.54x = 5,261.10 × 1,316.09
  4. Step 4: Simplify right side
    3,507.54x = 6,924,054.79
  5. Step 5: Solve for x
    x = 6,924,054.79/3,507.54
  6. Step 6: Final answer
    x = 1,974.05

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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.