Home / 3,150.96-4,723.38-1,507.08

Finding the Fourth Proportional to 3,150.96, 4,723.38 and 1,507.08

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Solution

The fourth proportional to 3,150.96, 4,723.38 and 1,507.08 is: 2,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.96 : 4,723.38 = 1,507.08 : x
  2. Step 2: Convert to fraction form
    3,150.96/4,723.38 = 1,507.08/x
  3. Step 3: Cross multiply
    3,150.96x = 4,723.38 × 1,507.08
  4. Step 4: Simplify right side
    3,150.96x = 7,118,511.53
  5. Step 5: Solve for x
    x = 7,118,511.53/3,150.96
  6. Step 6: Final answer
    x = 2,259.16

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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.