Home / 3,587.56-5,383.42-1,507.40

Finding the Fourth Proportional to 3,587.56, 5,383.42 and 1,507.40

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Solution

The fourth proportional to 3,587.56, 5,383.42 and 1,507.40 is: 2,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.56 : 5,383.42 = 1,507.40 : x
  2. Step 2: Convert to fraction form
    3,587.56/5,383.42 = 1,507.40/x
  3. Step 3: Cross multiply
    3,587.56x = 5,383.42 × 1,507.40
  4. Step 4: Simplify right side
    3,587.56x = 8,114,967.31
  5. Step 5: Solve for x
    x = 8,114,967.31/3,587.56
  6. Step 6: Final answer
    x = 2,261.97

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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.