Home / 5,237.08-7,855.69-1,727.45

Finding the Fourth Proportional to 5,237.08, 7,855.69 and 1,727.45

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Solution

The fourth proportional to 5,237.08, 7,855.69 and 1,727.45 is: 2,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.08 : 7,855.69 = 1,727.45 : x
  2. Step 2: Convert to fraction form
    5,237.08/7,855.69 = 1,727.45/x
  3. Step 3: Cross multiply
    5,237.08x = 7,855.69 × 1,727.45
  4. Step 4: Simplify right side
    5,237.08x = 13,570,311.69
  5. Step 5: Solve for x
    x = 13,570,311.69/5,237.08
  6. Step 6: Final answer
    x = 2,591.20

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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.