Home / 3,483.09-5,221.44-1,507.50

Finding the Fourth Proportional to 3,483.09, 5,221.44 and 1,507.50

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Solution

The fourth proportional to 3,483.09, 5,221.44 and 1,507.50 is: 2,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.09 : 5,221.44 = 1,507.50 : x
  2. Step 2: Convert to fraction form
    3,483.09/5,221.44 = 1,507.50/x
  3. Step 3: Cross multiply
    3,483.09x = 5,221.44 × 1,507.50
  4. Step 4: Simplify right side
    3,483.09x = 7,871,320.80
  5. Step 5: Solve for x
    x = 7,871,320.80/3,483.09
  6. Step 6: Final answer
    x = 2,259.87

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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.