Home / 3,275.99-4,520.08-1,859.36

Finding the Fourth Proportional to 3,275.99, 4,520.08 and 1,859.36

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Solution

The fourth proportional to 3,275.99, 4,520.08 and 1,859.36 is: 2,565.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.99 : 4,520.08 = 1,859.36 : x
  2. Step 2: Convert to fraction form
    3,275.99/4,520.08 = 1,859.36/x
  3. Step 3: Cross multiply
    3,275.99x = 4,520.08 × 1,859.36
  4. Step 4: Simplify right side
    3,275.99x = 8,404,455.95
  5. Step 5: Solve for x
    x = 8,404,455.95/3,275.99
  6. Step 6: Final answer
    x = 2,565.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.