Home / 3,981.24-5,959.98-2,416.50

Finding the Fourth Proportional to 3,981.24, 5,959.98 and 2,416.50

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Solution

The fourth proportional to 3,981.24, 5,959.98 and 2,416.50 is: 3,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981.24 : 5,959.98 = 2,416.50 : x
  2. Step 2: Convert to fraction form
    3,981.24/5,959.98 = 2,416.50/x
  3. Step 3: Cross multiply
    3,981.24x = 5,959.98 × 2,416.50
  4. Step 4: Simplify right side
    3,981.24x = 14,402,291.67
  5. Step 5: Solve for x
    x = 14,402,291.67/3,981.24
  6. Step 6: Final answer
    x = 3,617.54

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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.