Home / 3,652.61-5,479.73-1,703.75

Finding the Fourth Proportional to 3,652.61, 5,479.73 and 1,703.75

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Solution

The fourth proportional to 3,652.61, 5,479.73 and 1,703.75 is: 2,556.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.61 : 5,479.73 = 1,703.75 : x
  2. Step 2: Convert to fraction form
    3,652.61/5,479.73 = 1,703.75/x
  3. Step 3: Cross multiply
    3,652.61x = 5,479.73 × 1,703.75
  4. Step 4: Simplify right side
    3,652.61x = 9,336,081.47
  5. Step 5: Solve for x
    x = 9,336,081.47/3,652.61
  6. Step 6: Final answer
    x = 2,556.00

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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.