Home / 3,457.08-5,182.72-1,507.80

Finding the Fourth Proportional to 3,457.08, 5,182.72 and 1,507.80

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Solution

The fourth proportional to 3,457.08, 5,182.72 and 1,507.80 is: 2,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.08 : 5,182.72 = 1,507.80 : x
  2. Step 2: Convert to fraction form
    3,457.08/5,182.72 = 1,507.80/x
  3. Step 3: Cross multiply
    3,457.08x = 5,182.72 × 1,507.80
  4. Step 4: Simplify right side
    3,457.08x = 7,814,505.22
  5. Step 5: Solve for x
    x = 7,814,505.22/3,457.08
  6. Step 6: Final answer
    x = 2,260.44

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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.