Home / 3,548.75-5,325.57-1,240.25

Finding the Fourth Proportional to 3,548.75, 5,325.57 and 1,240.25

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Solution

The fourth proportional to 3,548.75, 5,325.57 and 1,240.25 is: 1,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.75 : 5,325.57 = 1,240.25 : x
  2. Step 2: Convert to fraction form
    3,548.75/5,325.57 = 1,240.25/x
  3. Step 3: Cross multiply
    3,548.75x = 5,325.57 × 1,240.25
  4. Step 4: Simplify right side
    3,548.75x = 6,605,038.19
  5. Step 5: Solve for x
    x = 6,605,038.19/3,548.75
  6. Step 6: Final answer
    x = 1,861.23

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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.